几何
三角形、圆、解析几何与证明题。
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find the volume of this cone. round to the nearest tenth. 15m 5m ? m³
\( 392.5\space m^{3} \)
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graph the image of the polygon after a reflection in the line $y=-x$
Plot the points \(A'(-1,3)\), \(B'(1,-1)\), \(C'(3,1)\), \(D'(2,4)\) and connect them.
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1 find ( mangle b ) if ( mwidehat{ab}=120^{circ} ) and ( mangle a = 42^…
# Explanation: ## Step1: Recall the inscribed - angle theorem The measure of an inscribed angle is half the measure of its intercepted arc. For a cyclic quadrilateral, the sum of …
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graph the image of the polygon after a reflection in the line y = x
Plot the points \(A'(-1,2)\), \(B'(1,-1)\), \(C'(3,1)\), \(D'(1,4)\) and connect them.
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graph the image of the polygon after a reflection in the line y = x
Plot the points \((-1,2)\), \((1,-1)\), \((3,1)\), \((2,4)\) and connect them.
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graph the image of the polygon after a reflection in the line $y = x$
The coordinates of the reflected polygon are \(A'(-3,6)\), \(B'(-2,1)\), \(C'(1,4)\). Plot these points and connect them.
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graph \\( \\triangle j k l \\) and its image after a reflection in the …
The coordinates of the reflected triangle \(\triangle J'K'L'\) are \(J'(3,-1)\), \(K'(4,-5)\), \(L'(0,-3)\). Graph \(\triangle JKL\) with vertices \(J(3,-5)\), \(K(4,-1)\), \(L(0,…
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4.2 solving inequalities by adding and subtracting phyllis kidd 4.2 sol…
closed circle
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2 if ( moverparen{ab}=30^{circ} ) and ( moverparen{cd}=110^{circ} ), fi…
D. \(40^{\circ}\)
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find the height of a pyramid with a volume of 960 in³ if the base is a …
\(20\)
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two triangles are graphed in the xy - coordinate plane. which sequence …
A. a translation left 3 units and down 6 units
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in the diagram below, $overline{be}congoverline{ec}$, $mangle aec = 76^…
\(24^{\circ}\)
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graph \\( \\triangle j k l \\) and its image after a reflection in the …
The coordinates of \(\triangle JKL\) are \(J(2,4)\), \(K(-4,-2)\), \(L(-1,0)\) and the coordinates of its image after reflection over \(y = 1\) are \(J'(2,-2)\), \(K'(-4,4)\), \(L…
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in the diagram below, ( overline{ad} parallel overline{eg} ), ( mangle …
\(66^{\circ}\)
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unit 6a test name: 1 find ( m angle b ) if ( m overparen{a b}=120^{circ…
1. (No clear solution as figure 1 description is insufficient). 2. D. \(40^{\circ}\) 3. (No clear solution as figure 3 description is insufficient).
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3. ( mangle acd = 90^{circ} ) and ( angle acbcongangle acd ) 3. all rig…
A. Line 6: Side - Angle - Side; Line 7: Corresponding parts of congruent triangles are congruent
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graph \\( \\triangle j k l \\) and its image after a reflection in the …
Plot \(\triangle JKL\) with \(J(1,-1)\), \(K(3,0)\), \(L(0,-4)\) and \(\triangle J'K'L'\) with \(J'(3,-1)\), \(K'(1,0)\), \(L'(4,-4)\) on the coordinate - plane.
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practice problems © 2013 kuta software llc. all rights reserved. find t…
1. \(55^{\circ}\) 2. \(60^{\circ}\) 3. \(61^{\circ}\) 4. \(60^{\circ}\) 5. \(x = 0^{\circ}\) 6. \(x = 1\) 7. \(x=-9\) 8. \(x = 12\)
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a triangle is shown in the coordinate plane. graph the location of this…
Plot the points \((0,5)\), \((0,2)\) and \((-3,2)\) and connect them.
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which of the following types of angles are congruent? (select all the a…
B. Vertical Angles, C. Alternate Exterior Angles, D. Corresponding Angles
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how can it be proven that \\( \\overline { a c } \\cong \\overline { d …
\(\overline{AD}\cong\overline{AD}\), \(\overline{AB}\cong\overline{DC}\), \(\triangle ACD\cong\triangle DBA\) because of \(SAS\)
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graph \\( \\triangle j k l \\) and its image after a reflection in the …
The coordinates of \(\triangle JKL\) are \(J(2,-1)\), \(K(4,-5)\), \(L(3,1)\) and the coordinates of its image after reflection over the line \(x = - 1\) are \(J'(-4,-1)\), \(K'(-…
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jessica is using cement blocks in the shape of triangular prisms to bui…
Jessica can place the triangular - shaped faces of the two blocks against each other. They are congruent if each pair of the corresponding sides are congruent and each pair of the…
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jessica is using cement blocks in the shape of triangular prisms to bui…
Jessica can place the triangular - shaped faces of the two blocks against each other. They are congruent if **all three** of the corresponding sides are congruent and **all three*…
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given \\( \\triangle d e f \\) and \\( \\overleftrightarrow{e g} \\| \\…
2. \( \angle1\cong\angle4\) and \( \angle3\cong\angle5\) 4. Substitution Property of Equality
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which of the following types of angles are supplementary? (select all t…
B. Same-Side Exterior Angles, D. Linear Pair
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find the volume of this cylinder. round to the nearest tenth. 8in 2in ?…
\( 100.5\)
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madison is given rectangle ( abcd ) with one diagonal ( overline{bd} ).…
First drop - down: rotate; Second drop - down: translate
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what is the value of x?
135
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what types of angles are ∠1 and ∠3?
Vertical angles
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4.2 solving inequalities by adding and subtracting phyllis kidd 4.2 sol…
open circle
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what types of angles are ∠3 and ∠5?
Alternate Interior Angles
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which is a pair of corresponding angles? ∠4 and ∠1 ∠4 and ∠2 ∠4 and ∠8 …
$\angle 4$ and $\angle 8$
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which of these angles is not congruent to angle 5? angle 1 angle 6 angl…
Angle 6
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what types of angles are ∠2 and ∠8? same-side exterior angles same-side…
Alternate Exterior Angles
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8) what is the angle relationship supplementary angles complementary an…
Corresponding
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what types of angles are ∠1 and ∠5? linear pair corresponding angles al…
Alternate Interior Angles
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what types of angles are ∠1 and ∠4? alternate interior angles vertical …
Vertical angles
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convert the following equation for an ellipse to standard form. 9x² + 3…
The standard form of the ellipse is \(\frac{(x + 5)^{2}}{36}+\frac{(y + 4)^{2}}{9}=1\)
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solve for the value of x.
\(46\) (It seems there is a mistake in the given options as the correct value of \(x\) is \(46\))
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solve for x. round to the nearest tenth of a degree, if necessary.
\(45.6^{\circ}\)
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level 7, benchmark 1, session 2 modify figure b so that the scale facto…
Multiply each side - length of figure A by \(\frac{3}{2}\) to get the corresponding side - lengths of figure B. For example, if a side of figure A has length \(l\), the correspond…
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find the value of x. x =
\(32\)
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12. examine the given figure. ( overline{np} ) bisects ( overline{lm} )…
\(\triangle MPN\cong\triangle LPN\) by AAS.
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solve for y. y = 10 y = 20 y = 60 y = 120
B. \( y = 20 \)
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graph the image of parallelogram bcde after a reflection over the y - a…
Plot the points \((8,-7)\), \((8,-5)\), \((3,-2)\), \((3,-4)\) on the coordinate plane and connect them in order to get the reflected parallelogram.
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3. the figure shown, a square, was constructed using rigid motions, sta…
the line \(y = 4\)
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what types of angles are ∠1 and ∠8? corresponding angles vertical angle…
Alternate Exterior Angles
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find the location of x, the midpoint of \\overline{wy}.
\(-6\)
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which of the following angles is not congruent to ∠6? ∠2 ∠3 ∠1 ∠7
$\angle 3$
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9. (\triangle abc) was transformed to create (\triangle pqr) using the …
All statements are true.
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8. triangle abc was translated to create triangle edk using the transfo…
\(\angle DKE\cong\angle ABC\)
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a rectangle has a length of (5 + 2x) inches and a width of 10 inches. a…
D. 5
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8. triangle abc was translated to create triangle edk using the transfo…
$\overline{BA}\cong\overline{DE}$ (the option that does not accurately describe the congruence of the two triangles)
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use what you know about the angles of a triangle to find the value of x…
b. \(x = 45^{\circ}\) c. \(x = 63^{\circ}\) d. \(x = 68^{\circ}\)
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liam uses a scale factor of 3.5 to create a scale drawing of the triang…
\(171.5\)
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find the measure of ∠fpy.
\(60^{\circ}\)
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liam uses a scale factor of 3.5 to create a scale drawing of the triang…
\(171.5\)
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find the measure of \\( \\angle hyd \\).
$54^{\circ}$
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find the length of side $x$ in simplest radical form with a rational de…
\(x = \frac{\sqrt{3}}{2}\)
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a rectangle has a width of 3/4 inches and a length of 9/10 inches. anot…
B. \(\frac{\frac{3}{4}}{\frac{9}{10}}=\frac{30}{36}\)
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the measure of \\( \\angle adc \\) is \\( 165 ^ { \\circ } \\). what is…
\(x = 33\)
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what is the value of t?
\(3\)
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fabian leans a 26 - foot ladder against a wall. if the ladder reaches 2…
$64.2$
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what is the value of w? w = 1^{circ}
\(58\)
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skylar leans a 24 - foot ladder against a wall so that it forms an angl…
$12.00$ pies
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what is the value of y? y =
\(100\)
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convert the following equation for an ellipse to standard form. 16x² + …
The standard form of the ellipse is \(\frac{x^{2}}{64}+\frac{y^{2}}{16}=1\)
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the angle of elevation to a nearby tree from a point on the ground is m…
$37.17$ pies
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what is the value of x?
\(51\)
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what is the value of x?
\(x = 3\)
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use this figure to answer the question below. the measure of ∠fih is 90…
$50^{\circ}$
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use this figure to answer the question below. what is the measure of \\…
\( 55^{\circ} \)
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solve for x. round to the nearest tenth of a degree, if necessary.
\(x\approx64.4^{\circ}\)
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what is the value of u? g h u 70° i u =
\(70\)
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what is the value of s? x 110° 35° y w s=
\(35\)
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7 triangle rst and triangle rst are congruent. both triangles are graph…
C. a reflection across the y - axis and then a translation 1 unit to the right and 3 units up
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solve for x. round to the nearest tenth, if necessary.
\(x\approx237.6\)
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use this figure to answer the questions below. what is the value of x?
\(21\)
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jen walks straight across a rectangular park to school each morning. th…
A. 86 yards
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solve for x. round to the nearest tenth, if necessary.
\(x\approx30.5\)
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what is the value of u? u =
\(58\)
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what is the value of x?
\(x = 17\)
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what is the value of t?
\(t = 3\)
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solve for x. round to the nearest tenth, if necessary.
$11.5$
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triangle pqr is graphed on the coordinate grid shown below. to form tri…
B. \(-\frac{1}{3}\)
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how does the area of triangle abc compare to the area of parallelogram …
The area of \(\triangle ABC\) is equal to the area of parallelogram \(GHIJK\).
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a solid oblique pyramid has a regular pentagonal base. the base has an …
\(19\text{ ft}^3\)
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4 quadrilateral abcd and quadrilateral abcd are shown on the coordinate…
C. a dilation centered at the origin with a scale factor of \(0.5\), followed by a reflection across the \(y\) - axis
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the side lengths of triangle abc are listed below. ab = 7 mm ac = 12 mm…
D. Triangle ABC is not a right triangle
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what is the area of triangle lmn? 12 square units 14 square units 15 sq…
12 square units
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2 trapezoid pqrs and trapezoid tuvw are graphed on the coordinate grid …
A. a rotation of \(180^{\circ}\) centered at \((4,4)\), a dilation with a scale factor of \(2\) centered at \((5,4)\)
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the lengths of the two legs of a right triangle are 4 centimeters and 8…
D. \(\sqrt{80}\)
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write the coordinates of the vertices after a reflection over the line …
\(B'(0,-6)\), \(E'(-1,1)\), \(D'(-3,1)\), \(C'(-7,-6)\)
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an oblique cylinder is shown which represents the volume of the cylinde…
\(300\pi\) (the third option)
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an area reserved for a parking lot is 80 feet long and 77 feet wide. th…
\(30\)
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b is the image of the point b after a reflection. b(2, -3) → b(2, 3) ov…
\(x-\)axis
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solve for the following using the theorems/properties of a square. ml =…
\(ML = 12\), \(NE\) (assuming \(NE\) is a typo, if it's related to side length it should be \(12\)), Perimeter of \(JKLM=48\) feet, Area of \(JKLM = 144\) \(ft^{2}\), If \(MK = 17…
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r is the image of the point r after a reflection. r(-3,6)→r(3,6) over w…
\(y-\)axis
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given ray yw bisects ∠xyz m∠xyw = 9x + 9 m∠wyz = 100 - 4x prove m∠xyw =…
Addition Property of Equality