幾何
三角形、円、座標幾何、証明問題。
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2. consider the polygon shown. use the given information to answer the …
x = 109, y = 109
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an athletic track is made of a rectangle and two semicircles as seen be…
$P = 2x+2\pi r$ $x=\frac{P - 2\pi r}{2}$
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find the side labeled x. x =
86
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10. if ∠cde is a straight angle, de bisects ∠gdh. m∠gde=(8x - 1)°, m∠ed…
$x = 8$ $m\angle GDH=126^{\circ}$ $m\angle FDH=74^{\circ}$ $m\angle FDE=137^{\circ}$
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the coordinates of a and b are -7 and 9. the coordinates of c and d are…
D. yes, 16
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due sep 23 by 8am points 5 submitting an external tool available until …
$4\sqrt{3}$
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9. if qs bisects ∠pqt, m∠sqt=(8x - 25)°, m∠pqt=(9x + 34)°, and m∠sqr = …
$x = 12$ $m\angle PQS=71^{\circ}$ $m\angle PQT = 142^{\circ}$ $m\angle TQR=41^{\circ}$
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what are the values of x and bc given the following information? . b is…
A. \(x = 2, BC = 4\)
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find the side labeled x. (assume a = 32). x =
$32\sqrt{2}$
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the square of an integer is called a generate the first 10 perfect squa…
1. 7 2. 3 3. - 2 4. - 17 5. - 14 6. 22 7. $\frac{1}{4}$ 8. $-\frac{9}{5}$ 9. $\frac{7}{12}$ Perfect squares to circle: 9, 121, 1, 64, 324
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scientific notation is a way of writing very or very numbers using the …
1. \(430\) 2. \(21900000\) 3. \(50000\) 4. \(0.72\) 5. \(0.000003\) 6. \(0.00852\) 13. \(>\) 14. \(<\) 15. \(<\) 16. \(<\) 17. \(>\) 18. \(<\) 19. \(>\) 20. \(<\)
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the quadratic formula by starting with $ax^{2}+bx + c = 0$ (which can s…
$x = 3\pm\sqrt{2}$
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the area of a triangle can be found with a=(1/2)bh. find h if the base …
50 in.
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1. area of a rectangle. solve for w: a = lw. solve for the indicated va…
$w = \frac{A}{l}$
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question 8 of 20 all of the following are examples of a college major e…
A. fashion.
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question 14 1 pts where is the focus of an ellipse? off center, but alo…
off center and along the longer axis
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2 - 48. sketch each of the following angles in a unit circle. then stat…
a. Coordinates: $(\frac{1}{2},-\frac{\sqrt{3}}{2})$ b. Coordinates: $(-\frac{\sqrt{2}}{2},\frac{\sqrt{2}}{2})$ c. Coordinates: $(-\frac{1}{2},\frac{\sqrt{3}}{2})$
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2 - 76. for each diagram below, solve for x. explain what relationship(…
a. $x = 8$ b. $x = 20$ c. $x = 20$ d. $x = 60$
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in your new home, you are planning to completely re - landscape the bac…
3000
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which planes contain point w? select all that apply. a) plane b b) plan…
A. plane B, D. plane m
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find the area of the trapezoid shown below 9 19 18 21 23 question help:…
288
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find the perimeter of the trapezoid shown below 14 29 28 31 35 question…
$109$
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what is the value of x? 14 15 16 17
A. 14
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4 select the correct answer from each drop - down menu. statement 1: a …
Statement 2 is true. The converse of a biconditional statement is true.
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3 select the correct answer. statement 1: a closed figure is a regular …
D. Statement 2 is the inverse of statement 1.
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select the correct texts in the passage. which mathematical statements …
"Six is divisible by 3, and 10 is a multiple of 2", "The average of the data is less than the largest value in the data, or it's equal to the largest value in the data", "The slop…
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5. the movements of a rabbit are compared to what three things in this …
A flower, a bullet shot from a gun, a furry meteorite
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lesson 4.7 - establishing congruent parts in triangles quicknotes if 2 …
# Explicación: ## Paso 1: Encontrar EF Como los triángulos son congruentes, los lados correspondientes son iguales. Si consideramos que el lado correspondiente a EF en el otro tri…
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the hypotenuse of a 45° - 45° - 90° triangle measures 4 cm. what is the…
B. \( 2\sqrt{2} \) cm
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a partial proof was constructed given that mnop is a parallelogram. by …
∠N ≅ ∠P
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example: classify the relationship between each pair of angles as alter…
a. Corresponding angles b. No specific relationship c. Consecutive interior angles d. Corresponding angles e. Alternate interior angles f. Corresponding angles g. Alternate exteri…
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a right triangle has one angle that measures 23°. the adjacent leg meas…
B. 161.8 cm²
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which classification best represents a triangle with side lengths 10 in…
A. acute, because \(10^2 + 12^2 > 15^2\)
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question 6 find the perimeter of the shaded region above. question help…
18
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example 2 refer to the coordinate grid. 4. find point x on (overline{ab…
# Explanation: ## Step1: Recall the section - formula If a point \(P(x,y)\) divides the line - segment joining \(A(x_1,y_1)\) and \(B(x_2,y_2)\) in the ratio \(m:n\), then \(x=\fr…
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the hypotenuse of a 45 - 45 - 90 triangle measures 22\\sqrt{2} units. w…
C. 22 units
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an expression that contains a radical is in simplest radical form if (1…
1. **For $\sqrt{\frac{8}{9}}$**: - $\sqrt{\frac{8}{9}}=\frac{\sqrt{8}}{\sqrt{9}}=\frac{\sqrt{4\times2}}{3}=\frac{2\sqrt{2}}{3}$ 2. **For $\sqrt{\frac{3}{4}}$**: - $\sqrt{\frac{3}{…
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an expression that contains a radical is in simplest radical form if (1…
Please clarify which specific sub - question or operation you want help with from the image as it contains multiple problems and instructions.
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in the parallelogram shown, ae = t + 2, ce = 3t - 14, and de = 2t + 8. …
C. 48 units
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find the area of the parallelogram shown below question help: worked ex…
2256
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an expression that contains a radical is in simplest radical form if (1…
1. $\sqrt{\frac{25}{48}}=\frac{5}{4\sqrt{3}}=\frac{5\sqrt{3}}{12}$ 2. $\sqrt{\frac{1}{2}}=\frac{\sqrt{1}}{\sqrt{2}}=\frac{\sqrt{2}}{2}$ 3. $\sqrt{\frac{3}{5}}=\frac{\sqrt{3}}{\sqr…
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triangle abc is a sketch of a triangular flower bed that has an area of…
40 feet
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the perimeter of a rhombus is 28 centimeters. what is the length of eac…
D. 7 cm
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determinar : $\\tan\\alpha\\tan\\beta$ a) $\\frac{1}{3}$ b) $\\frac{2}{…
C. $\frac{2}{5}$
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find the perimeter of the parallelogram shown below 54 49 54 question h…
216
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triangle abc is a right - triangle and cos(22.6°) = b/13. solve for b a…
12, C. tan(22.6°) = a/12
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1. find the missing measure. 4. if the measure of an angle is
$25^{\circ}$
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problems 7 - 8: determine the area of each shaded figure. 8. 7. reflect…
Problem 7: 8 square units Problem 8: 18 square units
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figure cdef is a parallelogram. what is the value of r? 2 3 4 5 c 2r + …
5
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6. compare the surface areas of figure a and figure b. explain your thi…
The surface areas of figure A and figure B are equal.
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11. in the figure, △abd is similar to △ecd. what is the height h of the…
$912$ ft
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find the perimeter and area of a rectangle of cardboard measuring 12.3 …
Perimeter: $60.6$ cm Area: $221.4$ $cm^{2}$
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5. select all of the calculations that surface area might help with □ a…
B. How much wrapping paper a gift will need, E. How much cardboard it takes to make a milk container
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the diagonal of rectangle abcd measures 2 inches in length. what is the…
A. 1 inch
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homework a.1.1 score: 1/9 answered: 1/9 question 2 find the area of the…
464
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problems 1 - 2: determine the surface area and volume of each rectangul…
1. Surface area: 18 square units, Volume: 4 cubic units 2. Surface area: 28 square units, Volume: 8 cubic units
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homework a.1.1 score: 0/9 answered: 0/9 question 1 find the perimeter o…
90
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what part of the rhetorical triangle does ethos align with? the speaker…
the speaker
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7. at the same time that an 11 - inch - tall weathervane casts a 16 - i…
$19.25$ inches
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which equation correctly uses the law of cosines to solve for y? law of…
D. \( y^2 = 9^2 + 19^2 - 2(9)(19)\cos(41^\circ) \)
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problem 21: (first taught in lesson 17) two angles are a linear pair, a…
$60^{\circ}$
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(d) problem 22: (first taught in lesson 16) the measure of an angle is …
$64^{\circ}$
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problem 19: (first taught in lesson 10) if $overrightarrow{ef}-overrigh…
$92$
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two teams are pulling a heavy chest, located at point x. the teams are …
C. $\frac{\sin(A)}{3.2} = \frac{\sin(110^\circ)}{4.6}$
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find the length of the hypotenuse.
73
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(b) problem 16: (first taught in lesson 30) what is z in terms of x and…
C. $z = 180 - x - y$
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the sides of a triangle are shown. determine if the triangle is an acut…
The triangle is an obtuse triangle.
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find the distance between the points (-4, -5) and (-4, 3). distance:
8
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find the distance between the points (-3, 7) and (4, 7). distance:
7
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problem 14: (first taught in lesson 31) from this given statement, sele…
The Exterior - Angle Theorem
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a rectangular window is 40 inches long with a diagonal of 58 inches. ho…
42 inches
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problem 13: (first taught in lesson 30) from this given statement, sele…
The sum - of - angles in a triangle theorem.
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the sides of a triangle are shown. determine if the triangle is a right…
Yes, the triangle is a right - triangle.
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what is the area of triangle pqr? round to the nearest tenth of a squar…
B. 111.3 square units
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problem 12: (first taught in lesson 29) from this given statement, sele…
Definition of an isosceles triangle
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problem 11: (first taught in lesson 29) △bvt is an equilateral triangle…
$m\overline{VT}=x$ $m\overline{BT}=x$
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problem 10: (first taught in lesson 29) △mno is isosceles and ∠n is the…
11
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14. ∠r and ∠s are complementary angles. if m∠r=(12x - 3)° and m∠s=(7x -…
\(57^{\circ}\)
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(a) problem 9: (first taught in lesson 32) given △lur ≅ △rpl, answer th…
$\angle URL$
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problem 8: (first taught in lesson 32) given △lur ≅ △rpl, answer this q…
$\overline{RL}$
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given △lur≅△rpl, answer this question. ∠p≅ __ after you enter your answ…
$\angle U$
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problem 6: (first taught in lesson 18) complete this sentence with the …
C. congruent
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after you pick your answer press go. a. unique b. supplementary c. adja…
B. supplementary
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problem 4: (first taught in lesson 29) complete this sentence with the …
B. hypotenuse
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problem 3: (first taught in lesson 33) complete this sentence with the …
two sides; angle
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a 25 foot ladder is leaning against the side of a building. how far up …
24 ft
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how would you explain to a classmate what it means when the scale facto…
When the scale factor of a dilation is less than 1, the image is a reduction of the pre - image. When it is equal to 1, the image and pre - image are congruent. When it is greater…
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which measures are accurate regarding triangle jkl? select two options.…
B. k = 3.7 units, E. KL = 3.2 units
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parallel lines a and b are translated one unit up and reflected over th…
After the transformations the lines will be parallel.
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7. a quadrilateral with sides measuring 12, 4, 6, and 8 meters is dilat…
The dilation ratio is $\frac{3}{4}$
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mj lives 80 miles north of the capital and his brother pj lives 39 mile…
89 miles
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which equation can be used to find the measure of angle ljk? ○ sin(x) =…
C. cos(x) = 10/15
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given: △gpk is equilateral; l is the mid - point of (overline{gp}). pro…
1. $\triangle GPK$ is equilateral. - Given 2. $GP = PK=GK$ - Definition of an equilateral triangle 3. $L$ is the mid - point of $\overline{GP}$. - Given 4. $\overline{GL}\cong\ove…
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7. a quadrilateral with sides measuring 12, 4, 6, and 8 meters is dilat…
The side lengths of the dilated quadrilateral are 18 meters and 27 meters.
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the sides of a triangle are shown. determine if the triangle is an acut…
The triangle is acute.
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4. the graph of jklm is shown. graph the image of jklm after a translat…
General rule for coordinates of image: \((x,y)\to(x - 4,y - 4)\)
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given: ∠a≅∠e, (overline{ac}congoverline{ec}) prove: (\triangle cadcong\…
1. $\angle A\cong\angle E$, $\overline{AC}\cong\overline{EC}$ - Given 2. $\angle ACD\cong\angle ECB$ - Vertical angles are congruent 3. $\triangle CAD\cong\triangle CEB$ - Angle -…
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3. the graph of △rst is shown. graph the image of △rst after a translat…
The coordinates of the image are \(R'(-3,-3)\), \(S'(-3,-5)\), \(T'(1,-5)\)
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determine if each set of numbers shown forms a pythagorean triple. a) {…
a) Yes b) No
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2. the graph of efgh is shown. graph the image of efgh after a translat…
The coordinates of the image $E'F'G'H'$ are $E'(-4,4)$, $F'(-2,2)$, $G'(0,4)$, $H'(-2,6)$