Geometrie
Dreiecke, Kreise, Koordinatengeometrie und Beweisaufgaben.
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points a, b, c, and d lie on circle m. line segment bd is a diameter. w…
112.5°
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what is the measure of circumscribed $angle x$?○ $45^circ$○ $50^circ$○ …
90° (Option C: $90^\circ$)
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major arc jl measures 300°. which describes triangle jlm? ○ right ○ obt…
equilateral
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angle bcd is a circumscribed angle of circle a. angle bca measures 40°.…
100°
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in the following figure, the smaller triangle is the image of the large…
Scale factor = $\frac{2}{3}$ $x = 6$ $y = \frac{14}{3}$
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points n and r both lie on circle o. line segment rq is tangent to the …
15.0 units
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what is the measure of angle coa? 140° 150° 160° 170°
160°
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angle bcd is a circumscribed angle of circle a. what is the length of l…
10 units
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find the circumference of $odot c$. round your answer to the nearest hu…
47.12
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applying angle relationships to find perimeter what is the perimeter of…
38 units
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proving congruent triangles using angles of circles given: $angle aob$ …
First blank: all radii of the same circle are congruent Second blank (congruence rule): SSS (Side-Side-Side) congruence postulate
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part 1 of 3 in the following figure, the smaller triangle is the image …
Scale factor = $\frac{1}{2}$ $x = 4$ $y = 5$
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determining unknown angle measures what is the measure of angle oac if …
55° (Option A)
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attending to precision use the diagram to complete the statement. $m\\a…
$119$
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which statements are true? check all that apply.□ the circumscribed ang…
The circumscribed angle L has a measure of 49°. If the measure of arc HJ is 98°, the measure of angle HMJ is 98°. If the measure of arc HJ is 98°, the measure of arc HK is 131°.
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mathematical connections find the value of $n$ that makes $\\triangle d…
$n=3$
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listen the longest side of a triangle similar to $\triangle xyz$ is 39 …
The other side lengths are 30 units and 36 units.
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what is the value of k? 31° 46°
77
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analyzing central and circumscribed angles what is the measure of angle…
B. $71^\circ$
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listen the shortest side of a triangle similar to $\triangle xyz$ is 20…
24 units and 26 units
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what is the value of $v$?
$40^\circ$
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given: abcd is a trapezoid.$overline{ba} cong overline{cd}$prove: $over…
### Next Statement & Reason: 5. $\boldsymbol{\triangle BAD \cong \triangle CDA}$ 5. $\boldsymbol{SAS}$ ### Final Completed Proof Step: 6. $\boldsymbol{\overline{BD} \cong \overlin…
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practice relating inscribed, central, and circumscribed angles of a cir…
- $m\widehat{CB} = 120^\circ$ - $m\angle COB = 2(m\angle CAB)$ - $m\angle COB = 120^\circ$
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which angles are complementary to $angle2$? select all that apply. $ang…
∠3, ∠5
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synthesis 8. describe a strategy for determining an unknown dimension o…
1. List known values and the unknown dimension. 2. Choose the correct volume formula for the shape. 3. Rearrange the formula to isolate the unknown. 4. Substitute known values and…
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find the midpoint m of the line segment joining the points $s = (-7, -2…
$M=(-4, 3)$
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17. proof copy and complete the flowchart proof. then write a two-colum…
$\boldsymbol{\angle 2 \cong \angle 4}$ is proven as shown above.
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9. $|x - 3| - 2 > -1$
$x < 2$ or $x > 4$ (On a number line: open circles at 2 and 4, shade to the left of 2 and to the right of 4)
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which angles are adjacent to $angle 5$? select all that apply.$angle 6$…
∠6, ∠8
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which angles are adjacent to each other?$angle 1$ and $angle 3$$angle 4…
$\boldsymbol{\angle1 \text{ and } \angle2}$
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error analysis in exercises 15 and 16, describe and correct the error i…
The error was incorrectly classifying vertical angles as supplementary (summing to \(180^\circ\)). Vertical angles are equal, so the correct equation gives \(x = 7\).
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which angle is complementary to $angle2$?$angle1$$angle3$$angle5$$angle…
$\angle 3$
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find the angle that is vertical to $\\angle rjm$. which angle is vertic…
A. $\angle UJF$
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coloring activity!date: _______________ per: ____directions: a-c are pa…
### Part A $m\angle B = 81^\circ$ $m\angle C = 93^\circ$ ### Part B $m\angle P = 132^\circ$ $m\angle Q = 48^\circ$ ### Part C $VZ = 17$ $XZ = 34$ ### Part D $m\angle EGF = 23^\cir…
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$v = b^{2}/4 (\\frac{h}{2})$$v=132^{2}×x=17424$$a=88×17424=17512$$sa=88…
15 cm
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27) $\triangle abc sim \triangle def$. which statement(s) are correct? …
A. $\frac{BC}{EF} = \frac{AC}{DF}$, D. $\frac{CA}{FD} = \frac{BC}{EF}$
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what is the measure of this angle? choose the best estimate.$45^circ$$1…
C. $10^\circ$
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spiral review find the unknown measure of the rectangle. area = 90 sq f…
10 ft
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24) the polygons are similar. a) original perimeter = 66 ft. $k = \\fra…
a) 49.5 ft b) 13.6 in
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23) the polygons are similar. find the area of the other figure. a) old…
a) $90 \text{ cm}^2$ b) $4 \text{ in}^2$
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1. 8.5 ft 8.5 ft
72.25 pies cuadrados ($\text{ft}^2$) *(Nota: Si se hubiera solicitado el perímetro, sería $P=4l=4\times8.5=34$ ft, pero por defecto, para figuras geométricas con lados dados, el c…
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which of the following shapes are trapezoids? choose 2 answers: a b c
A. The quadrilateral with one slanted side and parallel horizontal sides B. The quadrilateral with parallel top and bottom sides
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what is the measure of this angle? choose the best estimate.$80^{circ}$…
80°
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what is the measure of this angle? choose the best estimate.$125^{circ}…
65°
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each row of this table lists the dimensions of a different cone. 4. com…
| Diameter (units) | Radius (units) | Base Area (sq. units) | Height (units) | Cylinder Volume (cu. units) | Cone Volume (cu. units) | |------------------|----------------|-------…
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which statements are true regarding the relationships between central, …
A circumscribed angle is created by two intersecting tangent segments. The measure of a central angle will be twice the measure of an inscribed angle that intercepts the same arc.…
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tionships study guide points: 0 of 1 part 1 of 3 challenge the angles s…
The value of $x$ is $6$. The measure of $\angle1$ is $77^\circ$. The measure of $\angle2$ is $13^\circ$.
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mp3 4wca test redo find $m\\angle a$. the diagram is not to scale. ○ 73…
73 (Option: 73)
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19) jklm ~ efgh a) find the scale factor. b) find the values of x, y, a…
a) Scale factor (JKLM to EFGH) is $\frac{20}{11}$; (EFGH to JKLM) is $\frac{11}{20}$ b) $x = \frac{160}{11}$, $y = 16.5$, $c = \frac{60}{11}$ c) Perimeter of EFGH is $38.5$; Perim…
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your turn: similarity practice (select answers are shown on last page) …
a) $x=30$ b) $x=11$
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which statements are true regarding the diagram for circle p and the an…
$\boldsymbol{\angle DEC}$ is a circumscribed angle. $\boldsymbol{\angle BCA}$ is an inscribed angle. $\boldsymbol{\angle APB}$ is a central angle. $\boldsymbol{\overline{PB} \cong…
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4. a cylinder has a radius of 2.5 meters. its volume is $37.5\\pi$ cubi…
6 meters
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what is the value of $angle mnl$?$\bigcirc$ 54$\bigcirc$ 126$\bigcirc$ …
54
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21. find the perimeter of the triangle:triangle image with side lengths…
$24$ --- ### Problem 22
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solving right triangles date: 2/9/2 find the missing side. round to the…
1) $18.5$ 2) $1.6$ 3) $5.3$ 4) $9.0$ 5) $16.7$ 6) $17.3$ 7) $27.7$ 8) $37.3$
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the diagram shows two parallel lines and a transversal. if the measure …
C. $40^\circ$
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question 14 of 25 which of the following is most likely the next step i…
D. <The circular icon with blue segments at top-left and bottom-right, red segments at top-right and bottom-left>
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the effect of transformations. 83c19. point c(12, 5) was reflected to c…
The line of reflection is the $y$-axis (or the line $x=0$)
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15. $x = \\underline{\\quad\\quad}$ $y = \\underline{\\quad\\quad}$ $z …
$x=\frac{14\sqrt{3}}{3}$, $y=14$, $z=\frac{28\sqrt{3}}{3}$ --- ### Problem 16
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20. point m(2, 4) was dilated to m(9, 18). what was the scale factor, a…
The scale factor is $4.5$ (or $\frac{9}{2}$), and the dilation is an enlargement.
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ransformations. 8.3c, 8.10c 7. point l is located at (-3,-6). where is …
$(3, -6)$
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** this is a 2-page document! ** directions: find the value of each var…
1. $x=13$, $y=13\sqrt{2}$ 2. $x=15\sqrt{2}$, $y=15\sqrt{2}$ 3. $x=6$, $y=3\sqrt{3}$ 4. $x=17$, $y=17\sqrt{3}$ 5. $x=10$, $y=10$ 6. $x=50$, $y=25$ 7. $x=2\sqrt{7}$, $y=2\sqrt{7}$ 8…
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10. point q is located at (-9, 10). where is q after a translation 4 un…
$(-5, -1)$
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9. point w is located at (6, 2). where is w after a 180° counterclockwi…
$(-6, -2)$
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7) $y - 2 = 4(x - 1)$
The line $y=4x-2$ (rewritten from $y-2=4(x-1)$) is graphed by plotting points $(0, -2)$ and $(1, 2)$ and drawing a straight line through them, extending across the coordinate plan…
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since all circles are similar, a proportion can be set up using the cir…
Because $\frac{\pi}{1}=\frac{C_2}{2r}, C_2=2r\pi$
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ations to explain the effect of tran 6. point r is located at (8, 13). …
$(0, 7)$
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major arc cbd measures $300^\\circ$. which is the radian measure of its…
$\boldsymbol{\frac{5\pi}{3}}$ radians (Option C)
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solve for x. $(7x - 4)^\\circ$ $73^\\circ$ $x = \\square$
$x = 11$
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in circle o, the length of radius ol is 6 cm and the length of arc lm i…
14.2 cm
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esentations to explain the effect of transformatio, 5).6. point r is lo…
6. $R' = (0, 7)$ 9. $W' = (-6, -2)$
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solve for x. $(2x - 15)^circ$ $59^circ$ $x = \\square$
$x = 37$
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8. point b is located at (4,-16). where is b after a dilation with a sc…
$(3, -12)$
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circle with center a, radius ac = 8 cm, central angle ∠cad = 50°, corre…
The arc lengths are proportional: $\overparen{CD} = 4\overparen{EF}$.
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an arc on a circle measures $295^\\circ$. the measure of the central an…
$\frac{3\pi}{2}$ to $2\pi$ radians
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consider circle t with radius 24 in. and $\\theta = \\frac{5\\pi}{6}$ r…
20π in.
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in circle m, diameters jl and hk each measure 16 centimeters. what is t…
3.5 cm
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4) $6x - 4y = 24$
Plot the x-intercept $(4, 0)$ and y-intercept $(0, -6)$ on the grid, then draw a straight line through these two points. This line represents the equation $6x - 4y = 24$.
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arc cd is $\frac{1}{4}$ of the circumference of a circle. what is the r…
$\frac{\pi}{2}$ radians
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which part of the text best represents the idea that frau marks had pre…
D. neighbors she had known all her life
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a taxi way is being constructed that intersects two parallel runways at…
101°
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the face of a clock is divided into 12 equal parts. the radius of the c…
- The central angle measure when one hand points at 2 and the other points at 4 is $60^\circ$. - With one hand at 5 and the other at 10, the minor arc formed by the hands is about…
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an arc on a circle measures $250^\\circ$. within which range is the rad…
$\pi$ to $\frac{3\pi}{2}$ radians
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x the pre-image is located in quadrant iii. ✓ the pre-image and image a…
The orientation of the figure did not change. $\boldsymbol{\checkmark}$ (True) The pre-image and image are congruent figures. $\boldsymbol{\times}$ (False)
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the corresponding sides in the pre-image and image are congruent. the r…
1. $\boldsymbol{\text{False}}$ (The orientation of the figure did not change.) 2. $\boldsymbol{\text{True}}$ (The corresponding angle measures in the pre-image and image are congr…
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5) (-5,5) (-1,3) | x | y |-5|5 |-1|3 m: ______ b: ______ equation: ____…
$m=-\frac{1}{2}$, $b=\frac{5}{2}$, Equation: $y=-\frac{1}{2}x+\frac{5}{2}$ --- ### For problem 6:
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analyzing circles given a central angle measure in degrees in circle c,…
- The circumference of circle C is $20\pi$ cm. - Arc QS measures about 15.7 cm.
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consider circle c below, where the central angle is measured in radians…
12 units
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3)(-3, 3) (0, 3)| x | y || -3 | 3 || 0 | 3 |m: ______b: ______equation:…
### Problem 3: $m: 0$ $b: 3$ Equation: $y=3$ ### Problem 4: $m: -\frac{3}{2}$ $b: 1$ Equation: $y=-\frac{3}{2}x+1$
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in circle o, central angle aob measures $\frac{pi}{3}$ radians. what is…
A. \(6\pi\) cm
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name _______________ date _______________pd____ nsformations study guid…
1. $\boldsymbol{\text{False}}$ (The pre-image is in Quadrant IV, not III) 2. $\boldsymbol{\text{True}}$ (Translations preserve congruence) Translated image coordinates: $S'(-7, -6…
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circle o has a circumference of $88\\pi$ cm. what is the length of the …
44 cm
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the right triangle below has legs of length $a=8$ and $b=6$. the hypote…
Part 1: 96 Part 2: 196 Part 3: 100 Part 4: 100 Part 5: $=$
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unit: transformations review name date transformations study solve each…
The corresponding sides in the pre-image and image are congruent. $\boldsymbol{True}$ The reflection changed the orientation of the vertices. $\boldsymbol{True}$
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your answer is incorrect. find the distance between the points a and b …
7.21 units
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11. a shoe box is covered with packing paper before being shipped. the …
$\$24$
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crack the codeproperties of parallelogramseach of the figures pictured …
# Explanation: ## Step1: Solve top-right parallelogram In a parallelogram, consecutive angles are supplementary, and the angle $x$ is supplementary to $56^\circ$. $x = 180 - 56 = …
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incorrect your answer is incorrect. find the distance between the point…
3.61 units
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find the distance between the points a and b (that is, find the length …
4.24 units
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7) -2, -4, -8, -16, ... find $a_9$ 8) -3, -9, -27, -81, ... find $a_{12…
7) $a_9 = -512$ 8) $a_{12} = -531441$ 9) $a_{11} = -236196$ 10) $a_{10} = -524288$ 11) $a_9 = -390625$; Explicit formula: $a_n = -(-5)^{n-1}$ 12) $a_{12} = 2048$; Explicit formula…