幾何
三角形、円、座標幾何、証明問題。
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write the coordinates of the vertices after a reflection over the line …
\(B'(2,7)\) \(C'(-7,7)\) \(D'(2,6)\)
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6. an enlargement or reduction of an object is called a ______ drawing.
scale
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4. a dilation in which the scale factor is greater than 0 and less than…
a reduction
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write the coordinates of the vertices after a reflection over the line …
\(R'(-4,-3)\), \(S'(-4,1)\), \(Q'(-10,-3)\), \(T'(-10,1)\)
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write the coordinates of the vertices after a reflection over the line …
\((-10,-4)\)
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5. if three sides of one triangle are proportional to three sides of an…
side - to - side (SSS)
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write the coordinates of the vertices after a reflection over the line …
\(C'(-7,-1)\), \(D'(-8,-1)\), \(E'(-8,0)\), \(F'(-7,0)\)
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3. plot and label these points: a(0,5), b(2,4), e(4,3), r(5,0)
- Point A(0,5): At horizontal axis 0, vertical axis 5. - Point B(2,4): At horizontal axis 2, vertical axis 4. - Point E(4,3): At horizontal axis 4, vertical axis 3. - Point R(5,0)…
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2. if two angles in one triangle are equal to two angles in another tri…
Angle - Angle (AA)
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8. if the two sides of a triangle are in the same proportion of the two…
Angle
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check 2. write the ordered pair for each point on the grid. the graph s…
T(0,2), I(2,3), G(4,5), R(6,0), E(7, 3.5)
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the ratio of the lengths of the corresponding sides of the image and th…
factor
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what is the volume of this sphere? round your answer to the nearest hun…
11761.87
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what is the volume of this sphere? round your answer to the nearest hun…
5575.28
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what is the volume of this sphere? round your answer to the nearest hun…
7238.23
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what is the volume of this sphere? round your answer to the nearest hun…
2144.66
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what is the volume of this sphere? round your answer to the nearest hun…
3053.63
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which graph represents the function of ( f(x)=\frac{9 x^{2}-36}{3 x + 6…
The first graph (with open circle at (-2,-12) and line y=3x-6)
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1. if possible, find the values of x and z.
\(x = 4\), \(z = 20\)
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3 the quilt is made of squares with diagonals. side length ab is 2. a. …
\( 2\sqrt{2} \) ### b.
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what is the volume of this sphere? round your answer to the nearest hun…
9195.23
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2 lines bc and de are both vertical. what is the length of ad?
\(\boxed{\dfrac{8}{3}}\) (o aproximadamente 2.67)
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eighth grade > ★ w.7 volume of spheres qx7 what is the volume of this s…
17157.28 cubic feet
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lesson 12 practice problems 1 quadrilateral abcd is similar to quadrila…
B. $\boldsymbol{\frac{AD}{A'D'}=\frac{BC}{B'C'}}$ D. $\boldsymbol{\frac{AB}{CD}=\frac{A'B'}{C'D'}}$
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what is the volume of this sphere? round your answer to the nearest hun…
24021.84 cubic meters
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what is the surface area of this sphere? round your answer to the neare…
153.94
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what is the surface area of this sphere? round your answer to the neare…
394.08
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what is the surface area of this sphere? round your answer to the neare…
951.13
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a circle is centered at ( i(0,0) ). the point ( t(3,4) ) is on the circ…
C. Outside the circle
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eighth grade > w.8 surface area of spheres njw what is the surface area…
366.44 square yards
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eighth grade > w.8 surface area of spheres njw what is the surface area…
4877.07
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eighth grade > w.8 surface area of spheres njw what is the surface area…
21.24
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eighth grade > ★ w.8 surface area of spheres njw what is the surface ar…
1520.53
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what is the surface area of this sphere? round your answer to the neare…
2463.01
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what is the surface area of this sphere? round your answer to the neare…
2642.09
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what is the surface area of this sphere? round your answer to the neare…
2752.69
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what is the surface area of this sphere? round your answer to the neare…
1256.64
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a circle is centered at ( d(-1,3) ). the point ( g(-10,1) ) is on the c…
B. On the circle
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find the sine of ∠i. write your answer in simplified, rationalized form…
\(\frac{\sqrt{2}}{2}\)
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find the secant of $\\angle i$. write your answer in simplified, ration…
\(\frac{\sqrt{17}}{3}\)
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find the secant of \\( \\angle w \\). write your answer in simplified, …
\(\frac{2\sqrt{3}}{3}\)
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find the secant of \\( \\angle r \\). write your answer in simplified, …
\(\frac{\sqrt{10}}{2}\)
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find the vertex, axis of symmetry, x - intercept, y - intercepts, focus…
The axis of symmetry is \(y = 0\)
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find the vertex, axis of symmetry, x - intercept, y - intercepts, focus…
\((0,0)\)
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a flashlight has a parabolic reflector that reflects light waves from a…
\( 5 \)
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a flashlight has a parabolic reflector that reflects light waves from a…
\(x = \frac{5}{4}y^{2}\)
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find the equation of the parabola determined by the given information. …
A. \(x = \frac{1}{20}y^{2}\)
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find the equation of the parabola with focus $(5,\\frac{9}{2})$ and ver…
\(y=\frac{1}{2}(x - 5)^{2}+4\) (or \(y=\frac{1}{2}x^{2}-5x+\frac{33}{2}\))
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find the vertex, axis of symmetry, x - intercept(s), y - intercept, foc…
A. There are no x - intercepts. The \(y\) - intercept is \((0,-7)\) The focus is \((-4,-4)\) The directrix is \(y =-2\)
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question 10 1 pts a rectangle is a square. true false
False
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question 5 1 pts isosceles trapezoids are trapezoids true false questio…
True ### Question 6
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question 1 1 pts parallelograms are never trapezoids true false questio…
B. False ### Question 2
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find the value of angle s. you first need to find the value of x. quest…
\( 115^\circ \) ### Second Problem (Finding angle \( D \)):
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solve for x question 6 1 pts solve for x:
For the first trapezoid (BCDE): \(x = 9\) For the second quadrilateral (WXYZ): \(x = 3\)
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find the measure of the angle indicated. question 4 1 pts solve for x:
\(95^\circ\) ### Second Problem (Solve for \(x\))
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find the measure of the angle indicated. question 2 1 pts find the meas…
First angle: \( 119^\circ \) Second angle: \( 113^\circ \)
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3. in the diagram, figure abcd ~ figure fghi. identify the center and s…
The center of dilation is point \( O \). The scale factor is \( 4 \).
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2. figure $j$ is the image of figure $j$ under a dilation centered a wh…
B. Dilation centered at \( (0, 0) \) with scale factor \( \frac{1}{k} \)
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drag the yellow point until an accurate \height\ of the triangle is dra…
The area of the triangle is \( \boxed{30.87} \) (or \( 30.866 \))
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question in \\( \\delta \\mathrm{tuv}, \\mathrm{m} \\angle \\mathrm{t}=…
UV, TU, VT
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angle side relationship question in \\( \\delta \\mathrm{jkl}, \\mathrm…
5. $m\angle K$, $m\angle L$, $m\angle J$
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triangle - side relation dm due oct 31 by 11:59pm points 100 submitting…
\(m\angle U>m\angle T>m\angle V\) (the third option in the list of answer choices)
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question video examples in \\( \\triangle \\mathrm { def } \\), \\( \\m…
5. $m\angle E < m\angle F < m\angle D$
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question video examples in \\( \\triangle \\mathrm { abc }, \\mathrm { …
\(m\angle A < m\angle C < m\angle B\) (the option: \(m\angle A < m\angle C < m\angle B\))
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in \\( \\triangle def, m\\angle d = 117 ^ { \\circ } \\) and \\( m\\ang…
FD, DE, EF
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angle side relationship question in \\( \\delta \\mathrm{vwx}, \\mathrm…
VW, XV, WX (the sixth option: VW, XV, WX)
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angle side relationship question in \\( \\triangle \\mathrm { pqr } \\)…
m∠R > m∠Q > m∠P (corresponding to the option "m∠R > m∠Q > m∠P")
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angle side relationship question in \\( \\triangle efg, fg = 11, ge = 1…
\( \text{m}\angle E, \text{m}\angle F, \text{m}\angle G \) (the third option: \( \boldsymbol{\text{m}\angle E, \text{m}\angle F, \text{m}\angle G} \))
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question 5 1 pts two sides of a triangle measure 20 and 55 units. betwe…
\(35 < \text{length of third side} < 75\)
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question 3 1 pts two sides of a triangle measure 12 and 13 inches. betw…
Between \(1\) and \(25\) ### Question 4
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question 1 1 pts two sides of a triangle measure 5 and 7 inches. betwee…
Between \(2\) and \(12\) ### Question 2
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question 9 1 pts the following three sides could make a triangle: 11, 3…
False
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the following three sides could make a triangle: 14, 10 and 9 true fals…
True ### Question (Second Triangle: 11, 22, 9)
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the following three sides could make a triangle: 8, 7 and 12 true false…
True ### Question 4 (Sides: 21, 12, 7)
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question 1 1 pts the following three sides could make a triangle: 11, 1…
True ### Question 2
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△lnn is the image of △lmn under a reflection across the y - axis follow…
similar ### Part A (Graphing) Explanation (Brief): 1. **Reflect \(\triangle LMN\) over \( y \)-axis**: For a point \((x, y)\), reflection gives \((-x, y)\). 2. **Dilate reflected …
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4. △lmn is shown in the coordinate plane.△lmn is the image of △lmn unde…
### Part A (Graphing $\boldsymbol{\triangle L''M''N''}$) To graph $\triangle L''M''N''$, we first need the coordinates of $L$, $M$, and $N$ from $\triangle LMN$. Let's assume the …
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8. determine the surface area of each composite object. what effect doe…
The surface area of the composite object is \(68\space cm^{2}\). The overlap reduces the total surface area by \(4\space cm^{2}\) (since two faces of area \(2\space cm^{2}\) each …
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8. coordinate planes write the names of the indicated parts of the coor…
31. Fourth Quadrant (Quadrant IV) 32. First Quadrant (Quadrant I) 33. Left - hand side of the y - axis (or Region with \( x\leq0 \))
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question the measures of the angles of a triangle are shown in the figu…
\(x = 5\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 18\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 14\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 5\)
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question the measures of the angles of a triangle are shown in the figu…
\(x = 10\)
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sum of triangle angles dm ue oct 31 by 11:59pm points 100 ubmitting an …
\(x = 20\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 4\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 52\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 60\)
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question video examples the measures of the angles of a triangle are sh…
\(x = 60\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 26\)
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the measures of the angles of a triangle are shown in the figure below.…
\(x = 69\)
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the measures of the angles of a triangle are shown in the figure below.…
\(48\)
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the measures of the angles of a triangle are shown in the figure below.…
\(54\)
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triangle angles dm sum of triangle angles dm 10 due oct 31 by 11:59pm p…
\(x = 50\)
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area = 20 m² perimeter = 18 m area = 20 m² perimeter = 24 m
The two rectangles with area \( 20 \, \text{m}^2 \) have dimensions \( 4 \, \text{m} \times 5 \, \text{m} \) (perimeter \( 18 \, \text{m} \)) and \( 2 \, \text{m} \times 10 \, \te…
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answer the questions below. (a) the area of a rectangular garden is 774…
(a) \(98\) m (b) \(59\) cm
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answer the questions below. (a) the perimeter of a rectangular field is…
(a) \(76\) m (b) \(91\) cm
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answer the questions below. (a) the area of a rectangular parking lot i…
(a) \(77\space m\) (b) \(69\space m\)
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find x round your answer to the nearest integer a 6 b. 12 c. 8 d. 9
B. 12
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the length of a rectangle is three times its width. if the perimeter of…
length: \(15\) m, width: \(5\) m