幾何
三角形、円、座標幾何、証明問題。
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find the value of x, y, and z in the rhombus below. (-8y - 9)° (9x - 5)…
$x = 10$, $y=-13$, $z=-42$
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find the value of x, y, and z, in the rhombus below. answer attempt 1 o…
\(x=-2\), \(y = 2\), \(z = 0\)
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nya is building a garden in her yard. she has 24 feet of fencing for he…
C. 9
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5. examine the rectangle shown below. find its perimeter and area. 6 mm…
Perimeter: $39.5$ mm, Area: $82.5$ $mm^{2}$
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find the value of x, y, and z, in the rhombus below.
\(x = 3\), \(y = 12\), \(z = 8\)
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an equation of a horizontal or vertical line in exercises 19 - 22, writ…
Equation of vertical line: $x=-2$ Equation of horizontal line: $y = 4$
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find the value of x and y in the parallelogram below. answer attempt 1 …
$x = 8$, $y=-167$
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10. which of the following is not a name for this line? select all that…
B. $\overline{ABC}$, E. $\overleftrightarrow{ABD}$
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choose all answers that describe the polygon wxyz if wx = xy = yz = zw,…
A. Parallelogram B. Quadrilateral D. Rhombus
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choose all answers that describe the polygon rstu if m∠r = 85°, m∠s = 9…
A. Parallelogram B. Quadrilateral
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find the measure of the missing angles. 31° b c
$b = 31^{\circ}$, $c = 149^{\circ}$
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determine the relationship between the two triangles and whether or not…
The two triangles are related by Side - Side - Angle (SSA), so the triangles cannot be proven congruent.
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for each pair of figures below, choose how they are related.
Primer par: Translación Segundo par: Ninguno de estos Tercer par: Translación Cuarto par: Rotación
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what is the volume of this figure? 1 cm 3 cm 4 cm 5 cm 3 cm 1 cm 3 cm 4…
27
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2.) $angle bec = 7x - 23$ and $angle aed = 2x + 52$. find the measure o…
$x = 15$
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what is the slope of this line? is the slope positive or negative? a) p…
Slope: -3 Is the slope positive or negative: b) negative
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four quadrant ordered pairs tell what point is located at each ordered …
1. F 2. M 3. E 4. S 5. P 6. X 7. V 8. D 9. \((-5,-4)\) 10. \((-1,1)\) 11. \((6,8)\) 12. \((-8,1)\) 13. \((-6,-6)\) 14. \((-4,5)\) 15. \((-1,7)\) 16. \((3,-3)\) 17. Plot 8 units ri…
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what is the distance between the following points? choose 1 answer.
# Explicación: ## Paso 1: Identificar coordenadas de los puntos Supongamos que el primer punto tiene coordenadas \((x_1,y_1)=(- 3,5)\) y el segundo punto tiene coordenadas \((x_2,…
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write the ordered pair that represents the midpoint of the two given po…
$(0,-3)$
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what is the distance between the points shown on the coordinate plane b…
$5.4$
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are these lines parallel?
yes
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13. if $overrightarrow{bd}perpoverrightarrow{ac}$, $mangle dbe=(2x - 1)…
$x = 19$
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what is the value of b?
\(28\)
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angle psr measures 99°. what is the measure of ∠psq in degrees? (3x + 1…
$45^{\circ}$
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in the diagram below, $overline{fg}congoverline{hg}$, $overline{bd}para…
$58$
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find the measure of the missing angle. answer attempt 1 out of 3 a =
$117^{\circ}$
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find the distance between the two points in simplest radical form.
\(5\)
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what is the length of the hypotenuse? if necessary, round to the neares…
$6.2$
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the following figure is a rectangle made up of two smaller rectangles. …
(a) The dark rectangle: $9x$; The light rectangle: $45$ (b) As a sum of two areas: $9x + 45$ As a product of the length and width: $9(x + 5)$
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which rigid transformation would map △aqr to △akp? a rotation about poi…
a rotation about point A
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talia is packing a moving box. she has a square - framed poster with an…
The dimensions of the square poster are 4 ft×4 ft. If the poster were the side of a cube, that cube would have a volume of 64 $ft^{3}$. The box has a volume of 69 $ft^{3}$, so the…
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find the slope of the line graphed below.
$2$
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jazlyn also wants to purchase the trampoline shown in this scale drawin…
2
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find the distance between the two points rounding to the nearest tenth …
$8.2$
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the diagram below is an oblique, or slanted, rectangular prism. not all…
Plane $OPQR$ and plane $PQML$ (answers may vary, other correct pairs like plane $OPQR$ and plane $ONKL$ etc. are also possible)
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solve the compound - inequality. graph the two inequalities on the firs…
We need to see the actual options clearly. But the solution set of \(x>12\) on a number - line has an open circle at 12 and the line extending to the right. If among the options, …
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talia is packing a moving box. she has a square - framed poster with an…
The dimensions of the square poster are 4 ft $\times$ 4 ft. The volume of the cube with side - length equal to the side of the poster is 64 ft³. The box has a volume of 70 ft³, so…
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find the slope of the line graphed below.
$-3$
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solve the inequality and graph the solution. 2(f + 8) - 5 > 7 plot the …
The solution of the inequality is $f>-2$. On the number line, there is an open - circle at $-2$ and a ray extending to the right.
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what is m∠1? m∠1 = °
41
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draw a line representing the ise\ and a line representing the un\ of th…
The slope of the line is -2.
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two points are given from each of two lines (l_1) and (l_2). without gr…
The lines $L_1$ and $L_2$ are parallel.
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given m||n, find the value of x. answer attempt 1 out of 8
103
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what is the length of the missing leg? if necessary, round to the neare…
\(4.9\)
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8.9 mi. 8.5 mi. what is the length of the missing leg? if necessary, ro…
$2.6$
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graph the solution to the inequality on the number line. |w + 3| < 7
On the number - line, draw open circles at \(-10\) and \(4\) and shade the region between them.
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what is the measurement of this angle?
20
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question 6 (multiple choice worth 1 points) (06 04 mc) a rectangle and …
A cylinder
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what is the area of this figure? write your answer using decimals, if n…
107
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what is the length of the hypotenuse? if necessary, round to the neares…
$8.7$
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talia is packing a moving box. she has a square - framed poster with an…
Yes, the poster will lie flat in the box because the side - length of the box (implied by its volume) is larger than the side - length of the poster.
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what is the relationship between ∠a and ∠b? choose 1 answer: a vertical…
A. Vertical angles
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which equation can be used to solve for x in the following diagram? cho…
# Explicación: ## Paso 1: Identificar la suma de ángulos Los ángulos $6x^{\circ}$, $12x^{\circ}$ y el ángulo recto de $90^{\circ}$ forman un ángulo llano de $180^{\circ}$. ## Paso…
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the triangles are congruent by sss. which transformation(s) can be used…
reflection only rotation, then translation
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find the area of the triangle below. be sure to include the correct uni…
$216$ ft²
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r is the mid - point of $overline{qs}$. if $qr=x + 6$ and $rs = 3x$, wh…
9
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what is the length of the hypotenuse? if necessary, round to the neares…
$7.8$
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question 2 (multiple choice worth 2 points) (area of polygons and compo…
$418\frac{1}{2}$ square - feet
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the midpoint of $overline{tu}$ is $m(8.5, - 1)$. one endpoint is $t(17,…
$(0,-1)$
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find the area of the triangle below. be sure to include the correct uni…
12 ft²
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you start at (1, 5). you move down 8 units. where do you end?
(1, - 3)
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performance task for each part a through c, answer the question and inc…
Part A: Yes, it is possible. When reflected across the y - axis, Building 2 will move to the negative x - region where there are no other buildings. Part B: No, it is not possible…
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6. what is the slope of $overline{ec}$? $a(a, b)$ $c(c, d)$ $e(e, 0)$ $…
$\frac{d}{c - e}$
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plot the point. then plot the point that is symmetric to it with respec…
Symmetric to $(5, - 7)$ about: (a) x - axis: $(5,7)$ (b) y - axis: $(-5,-7)$ (c) origin: $(-5,7)$
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find the location of n, the midpoint of $overline{mp}$. location of n:
-2
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give the center and radius of the circle described by the equation and …
Center: $(3,1)$; Radius: $5$; Domain: $[-2,8]$; Range: $[-4,6]$
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figure jklm is a rectangle, so m∠kjm = m∠klm = 90° and ∠kjc ≅∠mlc. whic…
Angles that are congruent are complementary to the same angle.
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answer attempt 1 out of 3 perimeter = units submit answer
$32$
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question b not yet answered points out of 2.00 flag question in what wa…
A. All of these
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triangle abc is congruent to △abc by the hl theorem. what single rigid …
B. reflection
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topic: figures in 1 and 2 dimensions progress: the movement of the prog…
Rays: $\overrightarrow{XW}$, $\overrightarrow{ZY}$; Lines: $\overleftrightarrow{XZ}$
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the triangles are congruent by the sss congruence theorem. which rigid …
rotation, then translation
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the triangles are necessarily congruent. for each of the first three bo…
Yes
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10. what is the volume of the cone shown? (use π = 3.14) a. 130,833.33 …
D. $32,708.33$ $cm^{3}$
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what is the measure of ∠x? angles are not necessarily drawn to scale. x…
33
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question 14 of 25 if a circle is inscribed in a square, which of the fo…
B. Each vertex of the square lies outside the circle. C. The circle is tangent to each side of the square. D. The square is circumscribed about the circle.
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the expression $\frac{1}{2}(b_1 + b_2)$ gives the area of a trapezoid w…
$100$
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1. triangle abc has vertices a(-2, 1), b(-1, 4), and c(3, 4). graph the…
$A'(1,2),B'(4,1),C'(4,-3)$
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a science fair poster is a rectangle 48 in long and 36 in wide. some of…
12
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you start at (-1, -4). you move down 1 unit and left 3 units. where do …
(-4, -5)
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a rectangular floor is 21 ft long and 12 ft wide. carmen wants to carpe…
28
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15. the coordinates of △pqr and its image are shown. describe the trans…
Reflection over the $x$-axis.
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what is the volume of this object? cubic units
60
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the coordinates of △xyz and its image are shown. describe the transform…
The transformation is a reflection over the x - axis.
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fill in the blank under each figure below. cube triangular prism tetrah…
Number of faces (cube) = 6 Number of edges (triangular prism) = 9 Number of vertices (tetrahedron) = 4
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complete the sentence below. a rhombus is ______ a trapezoid. always so…
C. never
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under a transformation, a preimage and its image are both squares with …
Yes, the transformation is a rigid motion because it preserves angle measures (90) and side lengths (3).
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fill in the blank under each figure below. rectangular prism square pyr…
Number of faces for rectangular prism = 6 Number of edges for square pyramid = 8 Number of vertices for octahedron = 6
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4. the coordinates of △xyz and its image are shown. describe the transf…
The transformation is a reflection over the x - axis.
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fill in the blank under each figure below. triangular prism octahedron …
Number of faces (triangular prism) = 5 Number of edges (octahedron) = 12 Number of vertices (tetrahedron) = 4
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complete the mapping of the vertices of △def. d(2, -4) → d e(1, -1) → e…
D'(-4,2) E'(-1,1) F'(1,5) $(y,x)$
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example 3 use the law of syllogism to draw a valid conclusion from each…
no valid conclusion 13.
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12. polygon defg has coordinates d(2, 4), e(-3, -2), f(-5, 1), and g(3,…
D'(-2, 4), E'(3,-2), F'(5,1), G'(-3,-1)
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graph the points (0.5, -3) and (-3, 4) on the coordinate plane. click t…
The points $(0.5,-3)$ and $(-3,4)$ are graphed on the coordinate - plane as described above. (Since this is a graphing task and can't be directly shown in text, the instructions o…
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determined that the casting director would notice her, the would - be a…
1. flamboyant 2. foible 3. innocuous 4. exhort 5. repugnant 6. magnanimous 7. masochist 8. rancor 9. meticulous 10. recriminations
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5 given: $overline{db}$ bisects $angle abc$, $angle1$ and $angle2$ are …
2. $\angle2 = \angle3$; 3. Definition of complementary angles; 4. Transitive property of equality; 5. Substitution property (since $\angle2=\angle3$); 6. $m\angle1=m\angle4$; 7. D…
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give a pair of alternate interior angles, a pair of corresponding angle…
(a) $\angle4$ and $\angle5$ (b) $\angle2$ and $\angle6$ (c) $\angle1$ and $\angle8$
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in the figure below, m∠abd = 71°, and m∠2 is 13° more than m∠1. find m∠…
$29$
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what is the volume? 6 m 10 m 5 m cubic meters
300
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in the figure below, m∠wxz = 100°, and m∠2 is three times m∠1. find m∠1.
$25$