幾何
三角形、円、座標幾何、証明問題。
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the diameter of a circle is 24.2 kilometers. what is the circles area? …
459.73
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the radius of a circle is 14.1 millimeters. what is the circles area? r…
\( 625.53 \)
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respuestas incorrectas (figuras y triángulos, preguntas sobre triángulo…
B. (La opción B, que es el triángulo semejante al dado)
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the radius of a circle is 49 miles. what is the circles area? round you…
7542.96
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the diameter of a circle is 32 millimeters. what is the circles area? r…
804.25
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the radius of a circle is 6 centimeters. what is the circles area? roun…
\( 113.10 \)
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the diameter of a circle is 24 centimeters. what is the circles area? r…
452.39
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the radius of a circle is 4 miles. what is the circles area? round your…
\( 50.27 \)
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the diameter of a circle is 22 miles. what is the circle’s area? round …
\( 380.13 \)
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which trigonometric ratios are correct for triangle abc? choose three c…
$\sin(B)=\frac{1}{2}$, $\sin(C)=\frac{\sqrt{3}}{2}$ (and we can also note that there may be a third correct option, but from the given ones, these two are correct. If we assume th…
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write the equation of the line in fully simplified slope-intercept form…
$y=x + 2$
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clare and han are discussing how to find the missing lengths. clare say…
I agree with both Han and Clare.
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here is a right triangle. find the lengths of the legs. type your answe…
\( 5\sqrt{2} \) (or approximately 7.07) units. But since the problem says "type your answer in the box", maybe they want the exact form \( 5\sqrt{2} \) or the decimal. Wait, but l…
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what is the length of the diagonal of this square? type your answer in …
\(\sqrt{2}\)
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a square has a diagonal of length 5 cm. what is the area of the square?…
\( 12.5 \)
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∠acd ≅ ∠abd ad ⊥ cb select all statements that are true about equilater…
A. Angles \(B\) and \(C\) are \(60\) degrees. B. \(x = 3\sqrt{3}\) D. Triangle \(ABD\) is congruent to triangle \(ACD\). E. Segments \(BD\) and \(CD\) are both \(3\) units long.
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here is triangle abc. find the length of each leg. type your answers in…
\(AB = \boldsymbol{5}\) units, \(BC=\boldsymbol{5\sqrt{3}}\) units
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an equilateral triangle has a side length of 10 units. what is its area…
\( 25\sqrt{3} \) (or approximately \( 43.3 \))
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estimate the length of the diagonal. ______ cm calculate the length of …
\( 1.4 \) (approximate, reasonable estimates like 1.4 - 1.5 are acceptable) ### Calculate the length of the diagonal:
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23. using structure find all the unknown angle measures in the diagram.…
\( \angle 1 = 90^\circ \), \( \angle 2 = 60^\circ \), \( \angle 3 = 20^\circ \), \( \angle 4 = 30^\circ \), \( \angle 5 = 120^\circ \)
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for each of the three triangles shown, calculate the lengths of the unl…
\(AC = 5\sqrt{3}\)
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calculate the lengths of the 2 unlabeled sides. give the exact answers.…
\( GJ = 6.5 \) units, \( HJ=6.5\sqrt{2} \) units
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2. it is given that wxyz is a parallelogram. plot the points and graph …
The quadrilateral \(WXYZ\) is a rhombus (since it is a parallelogram with all four sides equal).
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calculate the lengths of the 2 unlabeled sides. give the exact answers.…
$MN = \boldsymbol{5}$ units $LN=\boldsymbol{\frac{5\sqrt{3}}{2}}$ units
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write the equation for the graph provided. 105) 106) 107) 108)
For graph 105: \( y = |x + 3| \) For graph 106: \( y = -\frac{5}{6}|x|+5 \) For graph 107: \( y = |x - 3|-3 \) For graph 108: \( y = -\frac{1}{2}|x + 4|+6 \) (Note: The answer dep…
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Question was provided via image upload.
\(\frac{1}{3}\) (the second option, e.g., B. \(\frac{1}{3}\) if options are labeled, but based on the options given, the second rectangle with \(\frac{1}{3}\))
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trapezoid abcd was dilated to create trapezoid abcd. which statements a…
The correct statements are: - The scale factor is $\boldsymbol{\frac{1}{2}}$. - Sides CD and C'D' both have the same slope, 2. (Note: The statement "The image is larger than the p…
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is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale…
The middle option (Yes, because \(AB\) and \(CD\) are each \(\frac{2}{5}\) the lengths \(MN\) and \(QP\))
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determine whether the follwoing lines are parallel, perpendicular, or n…
Parallel ### Problem 98:
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vocabulary and core concept check 1. complete the sentence the perpendi…
midpoint; right
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the radius of a quarter circle is 9 meters. what is the quarter circles…
\( 63.62 \)
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figure u is the result of a transformation on figure t. which transform…
Reflection over the x - axis
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david wants to measure the diameter of his circular pool, but he does n…
31 feet
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david wants to measure the diameter of his circular pool, but he does n…
31
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which geometric series represents 0.4444... as a fraction? ○ \\(\\frac{…
\(\frac{4}{10}+\frac{4}{100}+\frac{4}{1,000}+\frac{4}{10,000}+\ldots\) (the third option)
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24. quel est le volume dune pyramide à base carrée dont lapothème mesur…
\( 172,8 \, \text{cm}^3 \)
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32. un gros contenant ayant la forme dun prisme à bases rectangulaires …
27
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two lines parallel to the same line are parallel determined the measure…
\( h = 48^\circ \), \( k = 48^\circ \) (Note: The answer depends on the exact diagram markings. If the triangle is isosceles and lines are parallel, this is a possible solution. I…
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a side, s, of the base of the pyramid is 12 meters, and the height, h, …
The volume of the pyramid is \( 2016 \) cubic meters.
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6. m = n = p = 7. d =
- For the first figure: \( m = 36\) cm, \( n = 36\) cm, \( p = 42\) cm. - For the second figure: \( q = 35\) cm.
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5. what is the perimeter of \\(\\triangle ten\\)? 6. \\(m = \\underline…
23
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3. x = y = 4. z =
3. \(x = 60^\circ\), \(y = 40^\circ\) (Wait, no, earlier mistake: the top angle is \(80^\circ\), and the smaller triangle, since \(xy\) is parallel to the base, the angles of the …
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2. what is the perimeter of △top? 3. x = ____ y = ____ 4. z = ____ 5. w…
28
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9. the lengths of the sides of a pentagon are 2\, 6\, 10\, 14\, and 24\…
The side lengths of the smaller pentagon are 5", 15", 25", 35", and 60".
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23. calculate the measure of each lettered angle.
\( a = 54^\circ \), \( b = 36^\circ \), \( c = 54^\circ \), \( d = 36^\circ \), \( e = f \) (alternate interior angles), \( g \) (depends on triangle), \( h = 90^\circ \), \( j = …
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section 5.5 homework page 2 12. parl is a parallelogram. y = 23. calcul…
\( 37^\circ \)
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ab formed by a(3, 8) and b(-6, 5); cd formed by c(-6, 7) and d(-3, 8) a…
The lines \( \overline{AB} \) and \( \overline{CD} \) are neither parallel nor perpendicular (assuming B is (6,5) instead of (-6,5) to match the image's conclusion).
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6. a rhombus is a square. 7. a square is a rectangle. always true. (a r…
s: 6. Sometimes true 7. "A square is a rectangle": Always true; "A rectangle is a square": Sometimes true 8. Always true 9. Always true
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15. find x and y. explain.
# Explanation: ## Step1: Identify the figure type The figure consists of parallelograms (since opposite sides are marked equal, indicating parallelograms). In a parallelogram, con…
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15. find x and y. explain.
# Explanation: ## Step1: Analyze the figure (parallelograms and transversal) The figure consists of parallelograms and a transversal. In a parallelogram, consecutive angles are su…
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14. calculate the measure of each lettered angle.
\(a = 120^\circ\), \(b = 108^\circ\), \(c = 90^\circ\), \(d = 42^\circ\), \(e = 69^\circ\)
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5. calculate the distance of each side. round your answers to the neare…
The distance of the side with endpoints \((1,1)\) and \((4,3)\) is approximately \(3.61\) ### Question 6 Brief Explanations: To determine if the figure has right angles, we can us…
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which of the following figures are congruent? select all that apply? (m…
The second, third, and fourth figures (the ones with two triangles, two trapezoids, two ovals) are congruent. So select the checkboxes for the second, third, and fourth options.
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which property of congruency states if $\\triangle rst \\cong \\triangl…
C. Symmetric Property of Congruence
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10-11, 13-15, 17-18 use your new conjectures in the following exercises…
1. \( c = 34 \, \text{cm} \), \( d = 27 \, \text{cm} \) 2. \( a = 132^\circ \), \( b = 48^\circ \) 3. \( g = 16 \, \text{in} \), \( h = 14 \, \text{in} \) 4. Perimeter of \( \tria…
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lesson practice 7.3.04 name: date: period spiral review 6. this circle …
C. 15.7 centimeters
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identifying congruent shapes on a grid first set of shapes (two rectang…
Top - Left: Yes; Top - Right: Yes; Bottom - Left: No; Bottom - Right: No
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given abc is a triangle prove m∠fbc + m∠icd + ∠cae = 360°. you may use …
The sum of the exterior angles \( m\angle FBC + m\angle ICD + m\angle CAE = 360^\circ \) is proven using linear pairs and triangle angle sum property.
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ratios, proportions, and measurement identifying congruent shapes on a …
Top - left: Yes; Top - right: Yes; Bottom - left: No; Bottom - right: No
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11. find x and y.
\(x = 102^{\circ}\), \(y = 102^{\circ}\)
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13. what is the length of the missing side, x? 40 in. 51° 35 in. 74° 74…
The length of the missing side \(x\) is \(\boldsymbol{56}\) inches.
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7. artp is an isosceles trapezoid with ra = pt. find w, x, and y.
\( y = 30^\circ \), \( x = 45^\circ \), \( w = 105^\circ \)
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2. use the construction tool at https://redcomet.org/geometry-tool/ to …
The equilateral triangle is constructed as described above (using the construction tool to draw the line segment, the two intersecting circles, and the remaining sides, with all c…
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4. a soup can with a diameter of 3 inches has a wrapper that wraps exac…
The approximate length of the wrapper is 9.42 inches.
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which proportion could be used to find the missing side length, x? a. \…
C. \(\frac{x}{64}=\frac{36}{72}\)
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3. here is a shape made of a semicircle and a square. what is the perim…
The perimeter of the shape is approximately \( 27.42 \) units (or exactly \( 18 + 3\pi \) units). If we use \( \pi \approx 3.14 \), the perimeter is \( 18 + 9.42 = 27.42 \) units.
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section 5.3 homework page 5. ( x = ) ( y = ) 6. ( x = ) ( y = ) perimet…
## Problem 5: \( x = 61^\circ \), \( y = 72^\circ \) ## Problem 6: \( x = 99^\circ \), \( y = 38 \) cm (Note: For problem 7 and 8, more details are needed, but since the user prov…
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for the triangles to be similar by the sss similarity theorem, what mus…
20
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lesson practice 7.3.04 name: _______________________________ date: ____…
The perimeter of the quarter - circle is \( 12 + 3\pi\approx21.42\) inches. If we use \( \pi\approx3.14\), the perimeter is approximately 21.42 inches.
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in the election of 1864, president abraham lincoln emphasized the succe…
C. faced a Democratic opponent who was a former Union general. (Note: Using the option identifier as per the original, but since the original options are circles without letter la…
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section 5.3 homework page 278: 1-9, 20 name: date: period: use your con…
\( 64 \, \text{cm} \) ### Problem 2: Quadrilateral Angles
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the figures below are similar. use proportions to find the length of m.…
5
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Question was provided via image upload.
a. A non - rectangular rhombus in the pattern is \(AGIB\). b. The blanks are filled as follows: \(\angle AGH\cong\angle BIJ\) by **CPCTC**; \(ABIG\) is a **parallelogram**; \(\ove…
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part 2: circle equations (unit 1) 4. what is the radius of this circle …
The radius of the circle is 2. ### Question 5
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section 5.2 homework page 2 in exercises 5-8, use your new conjectures …
### Problem 5: # Explanation: ## Step1: Recall polygon angle sum For a pentagon (5 - sided figure), the sum of interior angles is \((5 - 2)\times180^{\circ}=540^{\circ}\). But we …
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ralph is making plans for a walking path using a scale of 1 inch to 5 f…
16
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the legend on a map states that 1 inch is 20 miles. if you measure 5 in…
100
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bruce is drawing a map to a cave using a scale of 1 foot to 6 yards. he…
40
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caleb is making floor plans for a tree house using a scale of 1 in to 3…
4
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write equations for the horizontal and vertical lines passing through t…
horizontal line: \( y = -7 \) vertical line: \( x = 8 \)
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write equations for the horizontal and vertical lines passing through t…
horizontal line: \( y = 9 \) vertical line: \( x = -4 \)
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5) match each description to its correct image. no lines of symmetry on…
- No lines of symmetry: The parallelogram (bottom figure) - One line of symmetry: The trapezoid (second figure) - Two lines of symmetry: The rectangle (top figure) - Three lines o…
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directions circle the word that correctly completes each sentence. 1. i…
1. foemen 2. mingled 3. parched 4. civility 5. haste 6. tippet 7. surmise 8. cornice 9. eternity 10. moor
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review college mod 4 test date 4) select the graph that represents △ pq…
The graph (identify the correct one from the given options, for example, if we consider the options as per the image: the graph with original \(\triangle PQR\) (blue) with \(P(1,3…
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which set of points represents the image of $\\triangle qrs$ after a tr…
C) \(Q''(-5, 2)\), \(R''(-2, 7)\), \(S''(1, 3)\)
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match each point to its image after a rotation of $90^0$ counterclockwi…
- \((3, 0)\) matches \((3, -2)\) - \((0, -4)\) matches \((7, -5)\) - \((2, 7)\) matches \((-4, -3)\) - \((8, -5)\) matches \((8, 3)\)
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which point names the location of the image of p(2, 5) after a counterc…
C) \((-5, 2)\)
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the points p(-9,4), q(0,-8), r(4,-5), and s(-5,7) form quadrilateral pq…
The correct condition to prove quadrilateral \( PQRS \) is a rectangle is "both pairs of opposite sides are parallel AND adjacent sides are perpendicular" (or the equivalent optio…
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refer to the graph. which set of coordinates models the image of the tr…
B) \(M'(-1, -2)\), \(N'(2, -5)\), \(P'(4, -3)\)
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4) select the graph that represents $\\triangle pqr$ with vertices $p(1…
The first graph (the one with \(P(1,3)\), \(Q(3,-2)\), \(R(4,2)\) in blue and \(P'\), \(Q'\), \(R'\) in green)
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math 6 unit 12 and 13 25-26 10 cm 7 cm 6 cm james tells lydia to use th…
Lydia is correct. The area of the poster board (parallelogram) is \( 60 \, \text{cm}^2 \). The calculation is \( \text{Area} = \text{base} \times \text{height} = 10 \, \text{cm} \…
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a circle is the set of points equidistant from a fixed point called the…
\((x - \boldsymbol{h})^2 + (y - \boldsymbol{k})^2 = \boldsymbol{r}^2\) ### Problem 2
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2) name the image of p(9, 1.5) after being translated p(\\underline{12}…
\( (3, 0) \) (corresponding to option A. \( (3, 0) \))
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3. a relationship between x and y is shown on the graph. complete the e…
\(y = \boldsymbol{2}x + \boldsymbol{4}\) (So first dropdown: 2, second dropdown: 4) ### Question 4
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for each pair of triangles, determine whether the hypotenuse-leg (hl) c…
Yes ### Part (b)
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section 3.1 homework 13. how many sides does a polygon have if the sum …
The polygon has 17 sides. ### Problem 14
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calculator point n is located at (3, 5). if point n is translated 3 uni…
\((6, 3)\)
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1) find the distance between y = 8 and y = -3 2) name the image of p(9,…
11 ### Question 2:
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question 8 of 10 what is the slope of the line shown below? (1, 5) (-1,…
A. 3
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find the center and radius for each equation of a circle. 1. ((x + 5)^2…
s for each sub - problem: 1. Center: \((-5, 6)\), Radius: \(11\) 2. Center: \((3, -9)\), Radius: \(6\) 3. Equation: \(\boldsymbol{(x + 4)^2 + (y + 3)^2 = 9}\) 4. Equation: \(\bold…