Geometrie
Dreiecke, Kreise, Koordinatengeometrie und Beweisaufgaben.
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3. how many units away from the x - axis is point b?
8
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solve each exercise. mr. bailey can join a country club that would allo…
$x = 2$
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reflect △abc across the x - axis by answering the questions below and p…
Point A is 2 units away from the x - axis. The coordinates of A' are (-4,-2).
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9. write an equation to find the value of x so that each pair of polygo…
For problem 9: $x = 8$ For problem 10: $x = 2$
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2. the image of a will be 2 units away from the x - axis along the vert…
The point \(A'\) is plotted at \((-4,-2)\) on the graph.
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reflect △abc across the x - axis by answering the questions below and p…
The coordinates of $A'$ are $(-4,-2)$ and point A is 2 units away from the x - axis.
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graphing a reflection in the coordinate plane. reflect △abc across the …
2
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a diagonal of a square measures 10 units. what is the length of one of …
E. $5\sqrt{2}$
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△rst has vertices r(8,2), s(4,1), and t(8,0). △rst has vertices r(24,6)…
slope of $\overleftrightarrow{ST}$ = slope of $\overleftrightarrow{S'T'}=-\frac{1}{4}$ slope of $\overleftrightarrow{RS}$ = slope of $\overleftrightarrow{R'S'}=\frac{1}{4}$
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which statements are true about reflections? check all that apply. an i…
"An image created by a reflection will always be congruent to its pre - image." "An image and its pre - image are always the same distance from the line of reflection." "If a poin…
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the lions gate bridge in vancouver bc is supported by two towers and tw…
23 metres
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the figure shows a pair of similar triangles. find the lengths of the s…
$ST = 4$ $AC = 3$
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name: attributes of 2d figures color by number directions: solve each p…
1. is always RED 2. could be YELLOW 3. is always BLUE 4. could be BLUE
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that $\triangle rst$ has vertices $r(9,6)$, $s(15,15)$, and $t(18,12)$.…
slope of $\overrightarrow{RS}$ = slope of $\overrightarrow{R'S'}=\frac{3}{2}$ slope of $\overrightarrow{RT}$ = slope of $\overrightarrow{R'T'}=\frac{2}{3}$
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name attributes of 2d figures color by number directions: solve each pr…
1. RED 2. YELLOW 3. BLUE 4. BLUE 5. GRAY 6. YELLOW 7. GREEN 8. BLUE 9. RED 10. GREEN
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five sides five angles all sides are equal in length
Regular pentagon
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∠1 is a complement of ∠4, and m∠1 = 33°. find m∠4. m∠4 =
$57$
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four sides all sides are equal in length opposite sides are parallel op…
The shape described is a rhombus.
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four sides opposite sides are equal in length opposite sides are parall…
The shape described is a rhombus.
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slope= slope= is the slope the same in each? why? lesson 2: rsg
The slope of each line is - 1. The slopes are the same because they are the same line (or parallel lines with the same steepness in this case, and for a straight - line, the slope…
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what is the volume of the prism?
75 cubic units
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what is the volume of the prism?
36
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△def has vertices d(9,3), e(18,6), and f(24,3). △def has vertices d(3,1…
slope of $\overrightarrow{EF}$ = slope of $\overrightarrow{E'F'}=-\frac{1}{2}$ slope of $\overrightarrow{DE}$ = slope of $\overrightarrow{D'E'}=\frac{1}{3}$
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what is the volume of the prism?
24
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use the slopes of lines a and b to show that they are perpendicular to …
# Explicación: ## Paso 1: Encontrar la pendiente de la línea A La pendiente $m$ de una línea que pasa por dos puntos $(x_1,y_1)$ y $(x_2,y_2)$ se calcula como $m=\frac{y_2 - y_1}{…
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four sides opposite sides are parallel opposite sides are equal in leng…
The first figure is a rectangle. The second figure is a kite.
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explore the properties of reflection by following these steps. 5. the i…
$AJ = 3.5$ units, $JA' = 3.5$ units
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what is the area, in square meters, of the shaded part of the rectangle…
$170$
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four sides opposite sides are equal in length opposite sides are parall…
Rhombus
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(b) resources a = resources
45
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area of composite shapes (trapezoids and this is the only question in t…
$50$
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four sides four right angles opposite sides are parallel all sides are …
Square
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this exercise involves the formula for the area of a circular sector. f…
$\frac{49\pi}{6}$
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what is the area, in square feet, of the shaded part of the rectangle b…
$159.5$
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gabriela builds a rectangular prism that has a volume of 36 cubic units…
We need to count the number of unit - cubes along the length, width and height of each prism in the image and calculate their volumes. Without the actual counts from the image (si…
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what is the area, in square feet, of the trapezoid below? answer attemp…
$32.75$
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an arc of length 40 ft subtends a central angle θ in a circle of radius…
The measure of $\theta$ in radians is $\frac{5}{6}\approx0.8$ rad. The measure of $\theta$ in degrees is approximately $47.7^{\circ}$.
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option #2 - extend and apply the skills 11. given the following equatio…
$y=\frac{1}{4}x-\frac{7}{2}$
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janet builds a rectangular prism with unit cubes. what is the volume of…
72
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if i took a real measurement of 200 centimeters and applied a scale fac…
10
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directions: read the attributes in each box. then, draw the 2d shape, a…
First shape: Square Second shape: Parallelogram
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directions: read the attributes in each box. then, draw the 2d shape, a…
Parallelogram; Rhombus; Regular Pentagon
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janet builds a rectangular prism with unit cubes. what is the volume of…
72
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assume i have a crime scene where the longest measurement of my perimet…
20
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four sides four right angles opposite sides are parallel all sides are …
Square
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find the central angle $\theta$ (in radians) shown in the following fig…
$2$
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find the approximate perimeter of △abc plotted below. a(-4,1) b(-2,3) c…
A. 20.0
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polygon name: number of sides: 3 pairs of parallel sides: number of rig…
polygon name: triangle number of sides: 3 pairs of parallel sides: 0 number of right angles: 1
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which transformation is a rigid transformation?
The transformation where the corresponding sides and angles of the pre - image (triangle DEF) and the image (triangle D'E'F') are congruent is the rigid transformation. Without sp…
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jake is enclosing his vegetable garden with fencing. the table shows th…
$1533.41$
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11. the tape diagram represents the ratio of hologram cards to regular …
40
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janet builds a rectangular prism with unit cubes. janets rectangular pr…
Janet's rectangular prism has 6 unit cubes in each layer and 7 layers.
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gabriela builds a rectangular prism that has a volume of 36 cubic units…
We would need to count the number of unit cubes in the length, width and height of each of the given rectangular prisms in the image. Without the ability to actually count the uni…
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find the values of the variables and the measures of the angles. 29. 30…
**Problem 29**: $x = 37$, Angle $P = 65^{\circ}$, Angle $Q = 78^{\circ}$, Angle $R = 37^{\circ}$ **Problem 30**: $x = 7$, Angle $A = 35^{\circ}$, Angle $B = 55^{\circ}$ **Problem …
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polygon name: parallelogram number of sides: 4 pairs of parallel sides:…
1. polygon name: triangle number of sides: 3 pairs of parallel sides: 0 number of right angles: 1 2. polygon name: pentagon number of sides: 5 pairs of parallel sides: 0 number of…
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9. provide a counterexample for each statement. if a figure has 4 sides…
A rhombus (a parallelogram with all sides equal) is a 4 - sided figure that is not a rectangle.
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polygon name: number of sides: pairs of parallel sides: number of right…
polygon name: hexagon number of sides: 6 pairs of parallel sides: 3 number of right angles: 0
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point a is at (2, -8) and point c is at (-4, 7). find the coordinates o…
\((-2,2)\)
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polygon name: number of sides: pairs of parallel sides: number of right…
polygon name: trapezoid number of sides: 4 pairs of parallel sides: 1 number of right angles: 0
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choose 1 answer: a parallel b perpendicular c neither
C. Neither
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polygon name: ____________ number of sides: ____________ pairs of paral…
polygon name: Rectangle number of sides: 4 pairs of parallel sides: 2 number of right angles: 4
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triangle abc has the following vertices: • a(-4,6) • b(6,6) • c(1,-3) i…
C. No, because $\overline{BC}$ is longer than $\overline{AB}$.
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a transformation of rectangle abcd results in rectangle abcd. which tra…
dilation
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week 6 hw - parallel and perpendicular lines geometry name____ per____ …
5. $y = 2$ 6. $x = 0$ 7. $y = 7$ 8. $y=-2$ 9. a. $y=-10x + 11$ b. $y=\frac{1}{10}x-\frac{1}{9}$ 10. Check the product of the slopes of the two lines on the graph. If the product i…
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coordinate values on the map are in kilometers. how much shorter is the…
5
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devon uses unit cubes to build the rectangular prism below. what is the…
27
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a transformation is shown in the diagram. which transformation is shown…
Quadrilateral DEFG is rotated to form quadrilateral D'E'F'G'.
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complete the following proof. reasons to be chosen from the bank provid…
Definition of a mid - point
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what is the length of $widehat{fg}$? a. $\frac{2pi}{3}$ units b. $\frac…
B. $\frac{4\pi}{3}$ units
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a unit cube is shown below. which statement is true about a unit cube? …
It has a volume of 1 unit.
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which description is true about the transformation shown? it is a dilat…
It is a dilation because the transformation is not isometric.
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what is the measure of this angle? m∠abc = ？°
240
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8. complete the following proof. reasons to be chosen from the bank pro…
1. Reason for $\overline{EF}=\overline{FG}$: Transitive Property 2. Counter - example for "If a figure has 4 sides then it is a rectangle": Rhombus 3. Counter - example for "If $x…
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triangle 1 undergoes four different transformations. the results of the…
Triangle 1 is dilated to result in triangle 3.
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triangle abc is transformed to create triangle mnl. which statement is …
The transformation is rigid because corresponding side lengths and angles are congruent.
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triangle srq undergoes a rigid transformation that results in triangle …
1. $\overline{SQ}$ corresponds to $\overline{VT}$ (not $\overline{VU}$, so this is false). 2. $\angle R$ corresponds to $\angle U$ (true). 3. $\overline{UV}$ corresponds to $\over…
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stick to it! below are 16 different stamp designs featuring quadrilater…
Page 1: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P Page 2: E, H, M, N Page 3: F, G, P Page 4: A, I, K, O Page 5: C, F, L Page 6: B, J
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which transformations are nonrigid transformations? select two options.…
A. dilation D. stretch
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what is the measure of this angle? m∠abc = ? °
240°
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solve for the value of e. answer attempt 2 out of 100 e =
$e = 10$
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find the length s of the circular arc shown in the following figure. re…
$\frac{16\pi}{3}$
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what is the measure of this angle? m∠abc = ? °
$100$
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which transformation maps quadrilateral efgh to quadrilateral qrsp? dil…
rotation
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given: $overline{cd}congoverline{ef}$, $overline{cd}congoverline{fg}$, …
\(x=-6\) or \(x = 5\)
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you need to determine where to place the beams so that the chains are f…
The $x$ - coordinate of the intersection point of the cable and the strut is $x = 14$.
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solve for the value of e.
$11$
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what is the measure of this angle? m∠abc = ? °
90
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solve for the value of d. answer attempt 1 out of 100 d =
$12$
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triangle xyz is transformed to create triangle xyz. the side lengths of…
Yes, the pre - image and image have the same side length measures.
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a transformation of rectangle lmno results in rectangle lmno. which tra…
dilation
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what is the measure of this angle? m∠abc = ?°
$180^{\circ}$
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what is the measure of this angle? m∠abc = ？°
$180$
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which transformation maps the pre - image, defg, to the image, defg? th…
The transformation is a translation.
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rectangle pqrs is dilated about the origin to form pqrs. · point p has …
D. 64
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triangle 1 undergoes four different transformations. the results of the…
Triangle 1 is dilated to result in triangle 3.
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which angles are supplementary to each other? ∠9 and ∠5 ∠5 and ∠8 ∠10 a…
∠5 and ∠2
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which transformations are nonrigid transformations? select two options.…
dilation, stretch
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1. determine which definition, property, or postulate is represented by…
First diagram: A. Segment Addition Postulate Second diagram: B. Angle Bisector Third diagram: A. Segment Addition Postulate Fourth diagram: D. Angle Addition Postulate For the pol…
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6. determine which definition, property, or postulate is represented by…
For the matching part (assuming we are only considering the parts with enough information): - Second diagram: B. Angle Bisector - Third diagram: D. Angle Addition Postulate
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the measures of the angles of a triangle are shown in the figure below.…
$35$