幾何
三角形、円、座標幾何、証明問題。
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5.) a ladder that is 30 ft long needs to reach 27 ft up a building. wha…
$\theta\approx25.84^{\circ}$
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which 3 points can define a plane? why? a, b, c because they are collin…
A, B, D because they are non - collinear
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what number can you multiply each distance in the scale drawing by to f…
50000
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what number can you multiply each distance in the scale drawing by to f…
50000
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solve for x and graph the solution on the number line below. 7 + x < 16…
<, 9 On the number - line, you would draw an open circle at 9 (because x is less than 9, not less than or equal to 9) and shade the line to the left of 9 to represent all the valu…
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find the lettered angles.
For the first circle, if the lettered angle is the one in the same segment as the \(50^{\circ}\) angle, it is \(50^{\circ}\). For the second circle, if the lettered angle is the t…
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what are all the ways to properly name this line? a b c m abc or cba (o…
Line $m$, $\overleftrightarrow{AB}$, $\overleftrightarrow{BC}$, $\overleftrightarrow{AC}$
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given: $overline{ps}congoverline{qs},overline{dp}congoverline{lq}$ prov…
1. $\overline{PS}\cong\overline{QS},\overline{DP}\cong\overline{LQ}$ (Given) 2. $\angle SPQ=\angle SQP$ (Base - Angles Theorem, since $\overline{PS}\cong\overline{QS}$) 3. Definit…
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which point is collinear with a and d? both point b and point c point b…
Neither point B nor point C
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which defines a line segment in the ray below? a b c
B. $\overline{BC}$
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student name: liz maldonado class: 5th date: 0 - 9 - 25 secondary sourc…
1. The Five K's (Kesh - uncut hair, Kangha - wooden comb, Kara - iron bangle, Kachera - cotton undergarments, Kirpan - small sword) collectively represent Sikh values and beliefs.…
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what number can you multiply each length in the scale drawing by to fin…
a. 5 b. 10
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what number can you multiply each length in the scale drawing by to fin…
5
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given: $overline{wt}congoverline{tu}$; $overline{ru}$ and $overline{sw}…
Since $\triangle RWU\cong\triangle SUW$, by C.P.C.T.C., $\overline{RU}\cong\overline{SW}$
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solve for x and graph the solution on the number line below. 4 < x - 1 …
Inequality Notation: $x>5$ To graph on the number - line: Draw an open circle at $x = 5$ (because the inequality is strict, $x$ cannot equal 5) and draw an arrow to the right of 5…
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lesson 5 - making inferences and predictions 1. at the end of the modul…
1. This is a personal answer (Yes or No), followed by a personal description if No. 2. d) All of the above 3. Critical thinking 4. Examples of words from "READING": read, red, ear…
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given: $overline{wt}congoverline{tu}$; $overline{ru}$ and $overline{sw}…
The proof is completed by showing that $\triangle RWU\cong\triangle SUW$ using SSS and then using the property of corresponding parts of congruent triangles to get $\overline{RU}\…
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given: $overline{wt}congoverline{tu}$; $overline{ru}$ and $overline{sw}…
7. Statements: Since $\overline{RU}$ and $\overline{SW}$ are medians, $\overline{WR}\cong\overline{RT}$ and $\overline{TS}\cong\overline{SU}$; $\overline{WT}\cong\overline{TU}$ (G…
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a. $x = 12$ b. $x = 24$ c. $x = 60$ d. $x = 71$ (3x - 1)$^{0}$ (4x + 13…
B. $x = 24$
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solve for x and graph the solution on the number - line below. 4 < x - 1
Inequality Notation: $x > 5$ Number - Line: Draw an open circle at 5 on the number - line (because 5 is not included in the solution set) and draw an arrow to the right to represe…
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find the sum of the measure for the interior angles of a decagon. a. 18…
B. $1440^{\circ}$
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given the following information, determine which lines, if any, are par…
Lines \(a\) and \(b\) are parallel. The converse that justifies this answer is the converse of the consecutive - interior angles theorem.
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determine the measure of ∠abc if ∠dba = 5x + 3 and ∠dbc = 2x + 12. (hin…
D. $\angle ABC = 36^{\circ}$
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solve for x and graph the solution on the number line below. 9 < 7 + x …
Inequality Notation: $x > 2$ Number Line: An open - circle at 2 and a line extending to the right.
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determine the value of x. a. x = 90 b. x = 10 c. x = 76 d. x = 80 12° (…
D. \(x = 80\)
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7. a. $x = 90$ b. $x = 10$ c. $x = 76$ d. $x = 80$
D. \(x = 80\)
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which of the following expressions can be used to find the sum of the i…
A. \(180(8 - 2)\)
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determine the value of x. a. x = 90 b. x = 10 c. x = 76 d. x = 80
D. \(x = 80\)
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what type of special angle pair are ∠1 & ∠5 in the figure below? a. cor…
A. Corresponding
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given the following information, determine which lines, if any, are par…
Lines a and b are parallel. The converse is: If two lines are cut by a transversal such that a pair of same - side interior angles are supplementary, then the two lines are parall…
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determine the value of x. a. x = 149 b. x = 121 c. x = 177 d. x = 28 14…
C. $x = 177$
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4) the teacher asks his class what the figure below is called. half the…
D. No one is correct, because the figure is a ray.
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points a, e & d are_________. a) collinear b) coplanar c) skew d) paral…
B. Coplanar
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question 5. a. 3 b. -71 c. -3 d. 71
C. - 3
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points p, q & r are _. a) segments b) collinear c) non - collinear d) p…
C. Non - Collinear
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in triangle abc, the measure of angle a is 72°, the measure of angle b …
A. $63^{\circ}$
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true/false decide if each statement is true or false, and write “true” …
# Explicaciones breves: 1. Los Estados Unidos primero intentaron hacer un trato con Colombia, no Argentina, para construir un canal. 2. El Canal de Panamá es aproximadamente 50 mi…
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question 1. given the triangle below, find the value of x.
82
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question 16 (5 points) determine the value of x. a) 16.32 b) 35.54 c) 5…
D. 17.51
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question 13 (5 points) which of the following is a correct tangent rati…
D. $\tan(39^{\circ})=\frac{11}{15}$
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using the unit circle, determine the value of sin 450°. a) 1 b) 0 c) -1…
A. 1
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question 9 (5 points) listen for an angle to be in standard position, i…
D. positive x - axis
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10 trigonometric ratios and functions exam determine the measure of ang…
C. $29.74^{\circ}$
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question 6 (5 points) listen which of the following is a correct sine r…
A. C = 5/13
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what are the polar coordinates of the point q shown below?
$(4,0)$
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question 5 (5 points) determine the value of x. a) 0.22 b) 55.8 c) 4.62…
D. 4.59
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question 4 (5 points) listen which of the following is true of the angl…
D) The angle is not in standard position.
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find the circumference and area of the figure if each unit on the graph…
Circumference = $31.4$ cm Area = $78.5$ $cm^{2}$
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6. triangle def is the image that resulted from a dilation of △abc usin…
Let's assume we can identify the coordinates and side - lengths from the graph. Suppose the coordinates of \(A=(2,3)\), \(D=(4,6)\). The scale factor \(k\) for dilation with the o…
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b. dilate each figure or answer the question using the information prov…
The corresponding angles are all equal. Original Side Length : New Side Length is 1:2. The coordinates of A(2,2). The coordinates of D(4,4). Scale Factor = $\frac{new}{original}=\…
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find the measure of the missing angles. answer attempt 1 out of 2 d = °…
$d = 90^{\circ}$, $e = 51^{\circ}$, $f = 39^{\circ}$
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1. square abcd has coordinates a(4, 4), b(8, 4), c(8, 0), and d(4, 0). …
$(6,2)$
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find the measure of the missing angles. answer attempt 1 out of 2 d = °…
$d = 122^{\circ}$, $e = 34^{\circ}$, $f = 34^{\circ}$
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whats the exact value of tan 15°? a) 2 + √3 b) 1 c) 2 - √3 d) 1 + √3 qu…
1. C. $2-\sqrt{3}$ 2. C. $x$
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spaced practice 1. triangle xyz has been enlarged with p as the center …
1. $\frac{PX'}{PX}=\frac{PY'}{PY}=\frac{PZ'}{PZ}$ 2. 5
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which of the following angles is in standard position? a) b) c) d)
C.
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b. dilate each figure or answer the question using the information prov…
1. The corresponding angles are all **equal**. 2. Original Side Length : New Side Length is **2** : **1**. 3. The area of the dilated figure is \(32\times(\frac{1}{2})^2 = 8\) uni…
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which of the following is a correct tangent ratio for the figure? a) ta…
C. $\tan(76^{\circ})=\frac{24}{8}$
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question 11 (5 points) determine the measure of ∠θ using a trigonometri…
B. $45.10^{\circ}$
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question 10 (5 points) which of the following is a correct cosine ratio…
D. $C = 12/13$
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question 6 (5 points) listen determine the value of x. a) 44.78 b) 0.02…
A. 44.78
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trig ratios and functions exam write the equation of the sinusoidal fun…
D. \(y=\cos(3x)+2\)
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estimate the measure of ∠klm to the nearest 10°
50°
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triangle shown has been dilated by a scale factor of 2 from the origin.…
The coordinates of the new triangle are $(2,4)$, $(2,8)$, $(6,4)$.
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iii. state whether each pair of triangles is congruent by sss, sas, asa…
1. HL 2. SAS 3. ASA 4. AAS 5. SAS 6. HL 7. SAS 8. SSS 9. SSS 10. HL 11. ASA 12. AAS 13. HL 14. SAS 15. SSS 16. HL 17. ASA 18. ASA 19. AAS 20. AAS 21. HL 22. SSS 23. HL 24. SAS 25.…
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sean made the following statement: ∠a and ∠b are supplementary; therefo…
C. $\angle A = 90^{\circ}$ and $\angle B = 90^{\circ}$
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iii. state whether each pair of triangles is congruent by sss, sas, asa…
Without specific analysis of each pair from the image, we can't give a definite answer for each of the 30 pairs. The general method to find the answer for each pair is as describe…
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4.3 art and architecture the figures in ancient egyptian paintings look…
1. The use of a distinctive frontalism style in art and unique architectural techniques and shapes make ancient Egyptian art and architecture stand out. 2. Religion was central in…
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question 16 a cone has a radius of 3 cm and a height of 4 cm. what is i…
C. $12\pi$ $cm^{3}$
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what is the distance between the points (1,2) and (4,6)? 3 7 6 5
D. 5
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freo is trying to complete a construction of an angle bisector as shown…
C. T, R, S, U
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the graph below shows two triangles. triangle abc is the image of trian…
B. Triangle $A'B'C'$ is similar to triangle $ABC$ by a scale factor of $2$.
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click and drag the yellow circle in a counterclockwise direction to cre…
Drag the yellow - circle to form an angle close to $135^{\circ}$ as it is within the required range of $120^{\circ}$ to $140^{\circ}$.
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△abc is graphed on a coordinate - plane where a is (1, 4), b is (0, 2),…
D. $(4,-1)$
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click and drag the yellow circle in a counterclockwise direction to cre…
Drag the yellow circle to an angle between $115^{\circ}$ and $135^{\circ}$, closer to $135^{\circ}$.
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the vertices for two triangles are given. the coordinates of the vertic…
A. $\triangle{RST}\cong\triangle{LNM}/(x,y)\to(y,x)$
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ii. state whether these triangles are congruent by asa, aas, or none.
1. ASA 2. ASA 3. AAS 4. AAS 5. ASA 6. AAS
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a sequence of transformations maps pentagon abcde onto congruent pentag…
B. reflect over y - axis, then translate 1 unit right and 3 units up C. rotate 180°, then followed by a 90° clockwise rotation about the origin E. a reflection across the line y =…
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trapezoid abcd and its transformation are shown on the coordinate grid.…
B. Reflect over the y - axis, translate 1 unit right and one unit down D. Translate 1 unit right and one unit down, reflect over the y - axis
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5 multiple choice 1 point is the vertex of the parabola shown in the gr…
D. minimum; (-4, -6)
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measure ∠rst with the protractor and write your answer to the nearest d…
70°
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the transformations given are performed on triangle abc to create trian…
C. are / each
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ii. (continued) state whether these triangles are congruent by asa, aas…
II.7: ASA II.8: ASA II.9: AAS II.10: ASA II.11: ASA II.12: AAS III.1: HL III.2: HL III.3: HL III.4: HL III.5: HL III.6: HL III.7: HL III.8: HL III.9: HL III.10: HL III.11: HL III.…
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determine which of the following transformations preserve congruence. s…
A. $(x,y)\to(-y,x)$ B. $(x,y)\to(-x,-y)$ E. $(x,y)\to(x + 3,y + 3)$
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use the diagram and the given angle measures to find the indicated angl…
C. 89
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complete the proof. given: m∠bca = 78°. m∠cfg = 102°. prove: m || n
Since \(\angle BCA\) and \(\angle CFG\) are supplementary, we can conclude that \(m\parallel n\).
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1c. classify the relationship between each pair of angles as alternate …
1 and 4: vertical 1 and 8: alternate exterior 6 and 4: alternate interior 3 and 6: consecutive interior 2 and 6: corresponding 7 and 8: linear
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question 13 two triangles have the same angle measures, but different s…
They are similar but not congruent. ### Question 14
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measure ∠pqr with the protractor and write your answer to the nearest d…
<The actual measured value in degrees, which cannot be determined without actually measuring on the protractor. If we assume a measurement after using a protractor, for example, 5…
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question 12 triangle a is congruent to triangle b. what must be true ab…
They have equal side lengths and equal angles.
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question 11 a triangle is flipped over the x - axis. which transformati…
Reflection
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independent task draw any right angled triangle and identify their type…
If all side lengths are different, it is a scalene right - angled triangle. If two side lengths are equal, it is an isosceles right - angled triangle.
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question what is the volume, in cubic feet, of a rectangular prism with…
324
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a rectangular prism has a length of 16 meters, a height of 3 meters, an…
336
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the length of a rectangle is the sum of the width and 1. the area of th…
6
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3. find the pre - image (x - 9,y + 13) g______→g(5, - 29) h______→h(20,…
$G(14,-42)$ $H(29,-32)$ $I(30,-17)$ ### 4.
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find the surface area of a square pyramid with side length 1 m and slan…
$9$m²
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answer attempt limit of 2 cm² submit answer
$27$
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a side of the triangle below has been extended to form an exterior angl…
$21$
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find the surface area of a square pyramid with side length 6 ft and sla…
96 square feet