Geometría
Triángulos, círculos, geometría analítica y demostraciones.
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of the following transformations, describe only the dilations, using th…
1. $(x,y)\to(2/3x, 2/3y)$ : A reduction with a s.f. of 2/3 centered at the origin. 2. $(x,y)\to(x+2,y+2)$ : Not a dilation (translation) 3. $(x,y)\to(-x,-y)$ : Not a dilation (rot…
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the area of a trapezoid a can be found using the equation $a = \\frac{1…
\(x = \frac{2A}{h}-y\) ### Second Sub - Question (Solving \(P = 2l+2w\) for \(l\) and finding \(l\) when \(P = 78\) and \(w = 10\))
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5. match each object to its correct description. table top railroad tra…
- table top: real world example of a plane - railroad track: real world example of a line - dot on the letter i: real world example of a point
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two polygons are similar. the perimeter of the smaller polygon is 48 ce…
72
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2. the intersection of plane b and plane a is 3. which three points are…
2. Line $m$ 3. Points $R$, $S$, and $T$
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part 1 of 2 using the figure shown to the right, find the value of each…
34
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** this is a 2 - page document! ** determine if the triangles can be pr…
1. SAS 2. ASA 3. HL 4. AAS 5. SSS 6. not congruent
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directions: solve for x. round to the nearest tenth. 1. 2. \\(\\tan 63^…
$x \approx 7.3$
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4. exactly ____ line(s) can be drawn between points p and q.
1
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midterm review geo modules 1 - 5.4 name hour module 1: tools of geometr…
- plane B - plane VWY - plane VWX
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
This is a vertical ellipse with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$. The graph is a smooth oval curve passing through these four points on the p…
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
The graph is an ellipse with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$, drawn smoothly through these points on the provided coordinate grid.
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
The graph is an ellipse centered at the origin $(0,0)$ with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$, forming a vertical elongated oval shape passing…
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
The graph is a vertical ellipse centered at the origin $(0,0)$ with x-intercepts at $(-2,0)$ and $(2,0)$, y-intercepts at $(0,3)$ and $(0,-3)$, forming a smooth closed curve throu…
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
The graph is an ellipse with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$, drawn smoothly through these points on the provided coordinate grid.
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graph each equation. 9) \\(\frac{x^2}{4} + \frac{y^2}{9} = 1\\)
The graph is a vertical ellipse with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$, forming a smooth, closed oval shape centered at the origin $(0,0)$.
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graph each equation. 9) \\(\\frac{x^2}{4} + \\frac{y^2}{9} = 1\\)
The graph is an ellipse centered at the origin $(0,0)$ with vertices at $(0, 3)$, $(0, -3)$ and co-vertices at $(2, 0)$, $(-2, 0)$, forming a vertical elongated oval shape passing…
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using the graph, determine the coordinates of the y - intercept of the …
\((0, 5)\)
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2) triangle efg with side fe = 8 yd, side fg = 5 yd, side eg = 6 yd (th…
The area of triangle \( EFG \) is \( 15 \) square yards.
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a rectangular pyramid is shown below. which diagram is a net for this p…
564
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figure pqrs is reflected to form figure wxyz. which side of figure wxyz…
\(\overline{XY}\)
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let \\( \\triangle dot \\sim \\triangle pan \\). find the missing side …
\(39\)
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name: date: 1. in δtuv, y is the centroid. a) if yw = 9, find ty and tw…
\( TY = 18 \), \( TW = 27 \) ### Problem 1b)
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find the \\(\\sec(t)\\), \\(\\csc(t)\\), \\(\\cot(t)\\) if \\(t\\) is t…
\(\sec(t)=\frac{781}{600}\approx1.30\) (or \(\frac{15.62}{12}\approx1.30\)) \(\csc(t)=1.562\) (or \(\frac{15.62}{10}\)) \(\cot(t)=1.2\) (or \(\frac{12}{10}\)) (If we want exact va…
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find the \\(\\sec(t)\\), \\(\\csc(t)\\), \\(\\cot(t)\\) if \\(t\\) is t…
s: \(\sec(t)=\boldsymbol{1.562}\) \(\csc(t)=\boldsymbol{\frac{15.62}{12}\approx1.302}\) (or \(\frac{781}{600}\) if we use exact fraction, but decimal is fine here) \(\cot(t)=\bold…
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7. given $\\triangle xps \\cong \\triangle dnf$, find the values of $x$…
# Explicación: ## Problema 7: ## Paso 1: Igualar lados correspondientes Lados congruentes: $4y-3=54$, $17x+3=57$ ## Paso 2: Resolver para $y$ $4y=54+3 \implies 4y=57 \implies y=\f…
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which angle of figure wxyz corresponds with ∠r? ∠w ∠x ∠y ∠z
∠X (or the option corresponding to ∠X, e.g., if options are labeled, it would be the one with ∠X)
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find the measure indicated. 21) find ( mangle s )
\(92^\circ\)
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the figure below is dilated by a factor of 2 centered at the origin. pl…
To solve the dilation of the figure by a factor of 2 centered at the origin, follow these steps: ### Step 1: Identify Original Coordinates (with x as vertical, y as horizontal axi…
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question what is the image of (0,8) after a dilation by a scale factor …
\((0, 2)\)
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question what is the image of $(-3,2)$ after a dilation by a scale fact…
\((-6, 4)\)
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question what is the image of (5, -4) after a dilation by a scale facto…
\((15,-12)\)
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question \\overline{uv} is dilated by a scale factor of 4 to form \\ove…
8
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question \\overline{qr} is dilated by a scale factor of 6 to form \\ove…
36
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question \\overline{hi} is dilated by a scale factor of 2 to form \\ove…
29
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question rectangles u and v are similar. if the area of rectangle u is …
14.4
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4 given $\\triangle stw \\cong \\triangle bfn$, find each missing measu…
## Ejercicio 4 a) $BN = 9\ \text{cm}$ b) $TW = 14\ \text{cm}$ c) $BF = 17\ \text{cm}$ d) $m\angle W = 82^\circ$ e) $m\angle B = 67^\circ$ f) $m\angle F = 31^\circ$ ## Ejercicio 5 …
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find the value of the variable y = options: altitude, base, hypotenuse,…
$y = 9$
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question rectangles a and b are similar. if the area of rectangle a is …
1.92
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question rectangles s and t are similar. if the area of rectangle s is …
17.2125
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look at this shape: which image shows a rotation? a b c
B. The shape in option B
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look at this shape: which image shows a reflection? a b c
A. The blue shape that is a mirror image of the original
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question a triangle with an area of 82 units² is dilated by a scale fac…
\( 738.0 \)
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question the square below is dilated by a scale factor of 2. find the a…
1296
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look at this graph: what is the equation of the axis of symmetry? submit
\(x = 0\)
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what is the solution of the system of equations shown on the graph? ¿cu…
The solution of the system of equations is \((-2, - 4)\)
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per. homework 4: congruent triangles ** this is a 2 - page document! **…
1. a) $\triangle TPW \cong \triangle DGH$ b) $\triangle PWT \cong \triangle GHD$ c) $\triangle WTP \cong \triangle HDG$ 2. | Ángles | Sides | |--------|-------| | $\angle A \cong …
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4. yoshi had 65¢. he gave his sister a dime. circle the 3 coins that sh…
Circle two quarter - valued coins and one nickel - valued coin (or the three coins whose total value is 55¢, e.g., two quarters (25¢ each) and one nickel (5¢)).
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Question was provided via image upload.
## Problem 11: $x = 8$, $A = 144^\circ$, $B = 144^\circ$ ## Problem 12: $x = 13$, $A = 39^\circ$, $B = 39^\circ$
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2. what is the circumference of a circle with a radius of 16 feet? writ…
In terms of \( \pi \): \( 32\pi \) feet Rounded: \( 100.53 \) feet
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if ( mangle1 = mangle2 ), which of the following statements is true? a.…
B. \( n \parallel m \)
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error analysis your friend incorrectly says that line m is parallel to …
The measure of angle X when line \( m \) is parallel to line \( n \) is \( \boldsymbol{114^{\circ}} \). The friend’s likely mistake is option B (Your friend found the supplement o…
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(\frac{7}{7}) (\bigcirc) (\frac{5}{5}) (the circle originally has an eq…
The statement $\frac{7}{7}=\frac{5}{5}$ is True because both fractions simplify to 1.
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additional practice problem set unit 4 lesson 4 additional practice pro…
a. (Diagram: Draw a long rectangle labeled "Total Blueberries: 4 lb". Divide it into 4 equal smaller rectangles, each labeled "1 lb". Then divide each 1 lb rectangle into 3 equal …
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nti day #6 - area and perimeter review due: january 23 at 3:00 pm grade…
63
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in the diagram, the lines ( ell ) and ( m ) appear to be parallel and (…
A. Since \( m\angle BAC = \boldsymbol{41^\circ} \) and \( m\angle EFA = \boldsymbol{41^\circ} \), alternate exterior angles are congruent. By the Converse of the Alternate Exterio…
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what is the value of x? 22 21 -6 16
21
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think about the process what must be true about the corresponding angle…
1. The correct option for the first question is A. The sum of the values of \( x \) and \( y \) must be \( 180 \). 2. When \( x = 106 \), the value of \( y \) is \( 74 \).
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solve for x. options: 20, 23, 32, -20
32
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what is the students error? given ∠1 ≅ ∠2. by the vertical angles thm, …
A. ∠2 and ∠3 are not corresponding angles.
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deltamath ← back to home nti day #6 - area and perimeter review due: ja…
Length = 5, Width = 8
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lines r and s are parallel. find the value of x, then find the measure …
\(x = 11\) \(m\angle1 = 48^\circ\) \(m\angle2 = 48^\circ\)
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for what value of x is the parallelogram a rectangle? the parallelogram…
13
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find the distance between the two points rounding to the nearest tenth …
\(6.4\)
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18. in the figure, which pair/pairs of angles are not congruent corresp…
B. $\angle3 \& \angle5$
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for what value of x is the figure a rectangle? (x + 16)° 3x° simplify y…
\(x = \frac{37}{3}\) (or approximately \(12.33\))
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4. magdalene is replacing part of a concrete walkway. a. analyze and pe…
a. Magdalene can decompose the shape into two rectangles (top and bottom) and a trapezoid connecting them, then calculate each part's area and sum them. b. 78 square feet
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2 find the area of the figure.
$332$ square feet
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given a line segment with length a, what special parallelograms meet th…
B. Rectangle, D. Square
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geometry -1, term3, term4 6-5: savvy adaptive practice if ( wy + xz = 2…
6
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what is the first step a writer should take when starting a research pr…
A. Choose a specific topic and angle.
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find the sine of $\\angle t$. write your answer in simplified, rational…
$\frac{2\sqrt{11}}{11}$
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find the sine of $\\angle y$. $z$ $\\sqrt{17}$ $x$ $2\\sqrt{19}$ $y$ wr…
$\sin(Y) = \frac{\sqrt{1581}}{93}$
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16. apply math models dan drew a trapezoid that has bases of length 12 …
The area of the trapezoid is 128 square inches.
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ing the area of the shape
90 square feet
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67. find the perimeter of the triangle on the graph below. 68. the cent…
$\approx 13.17$ (또는 정확한 값으로 $\frac{3\sqrt{10}}{2} + 3.5 + \frac{\sqrt{97}}{2}$) --- ### 문제 68
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2. angle wxy and angle yxz are complementary. the measure of angle yxz …
$63$
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find the perimeter of the triangle on the graph below.
약 15.55 (정확한 값은 $\sqrt{20.5}+\sqrt{52}+\sqrt{14.5}$)
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which rule explains why these triangles are congruent? sss sas aas asa …
AAS
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find the circumference and the area of a circle with diameter 8 mm. wri…
(a) Circumference: $8\pi$ mm (b) Area: $16\pi$ mm²
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find the circumference and the area of a circle with radius 3 cm. write…
(a) Circumference: $6\pi$ cm (b) Area: $9\pi$ cm²
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14. rhombus a has a base of 7 inches and a height of 5 inches. rhombus …
The area of Rhombus A is 35 square inches, and the area of Rhombus B is 315 square inches. The area of Rhombus B is 9 times the area of Rhombus A. This is because when both the ba…
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directions: determine the value of the missing angle. show your work:) …
1. $58$ 2. $63$
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complete the sentence with the best verb. the girl in the kitchen dangl…
dangles
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the figure below is reflected over y - axis. what are the coordinates o…
$(-4, 3)$
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solve the following system of equations graphically on the set of axes …
The solution to the system is \( x = -5 \), \( y = -2 \), so the point \( (-5, -2) \). When plotting, the two lines intersect at \( (-5, -2) \).
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the medians of $\\triangle jkl$ are $\\overline{jn}$, $\\overline{kp}$,…
\(QM = 12\), \(JQ = 16\), \(KP = 6\)
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both circles have the same center. what is the area of the shaded regio…
\( 11530.08 \)
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select all the trapezoids.
All four figures (the blue - bordered, purple - bordered, orange - bordered, and green - bordered quadrilaterals) are trapezoids as each has at least one pair of parallel sides.
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directions: find the value of x. 1. 2.
\(x = \sqrt{149}\) (or approximately \(12.21\))
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if these two shapes are similar, what is the measure of the missing len…
1
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graph this inequality: x ≤ 1 plot points on the boundary line. select t…
# Explanation: ## Step1: Identify the boundary line The inequality is \( x \leq 1 \). The boundary line is \( x = 1 \), which is a vertical line. Since the inequality is "less tha…
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y ≥ 4 plot points on the boundary line. select the line to switch betwe…
1. Draw a solid horizontal line \( y = 4 \) (plot points like \( (0,4) \), \( (2,4) \), \( (-2,4) \) etc. on this line). 2. Shade the region above the line \( y = 4 \) (the region…
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what is the length of the hypotenuse? if necessary, round to the neares…
\( 3.2 \)
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what is the slope of this line? the coordinate grid has a line passing …
\(-3\)
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plot points on the boundary line. select the line to switch between sol…
1. Draw a solid vertical line \( x = 3 \) (passing through points like \( (3,0) \), \( (3,1) \), \( (3, - 1) \), etc.). 2. Shade the region to the left of the line \( x = 3 \) (in…
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if these two figures are similar, what is the measure of the missing an…
\(120\)
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which of these relations is a function?
The top-left downward-opening parabola (the first graph in the top row) is a function.
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the medians of $\\triangle pqr$ are $\\overline{pt}$, $\\overline{qu}$,…
\(PV = 18\), \(QV = 24\), \(RS = 33\)
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the medians of $\\triangle def$ are $\\overline{dk}$, $\\overline{el}$,…
\(DK = 18\), \(MJ = 3\), \(ML = 8\)