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Geometry Using Desmos

Demonstrate you know how to graph inequality

Lesson 1: Equilateral Triangles

Lesson 2: Transversal Lines and Angles

Lesson 3 : Pythagorean Theorem

Lesson 3a

Lesson 3b

Lesson 3c

Sum of Interior Angle Interactive Simulation for 3 Sides

Lesson 4

Sum of Interior Angle Interactive Simulation for 4 Sides

Lesson 5

Sum of Interior Angle Interactive Simulation for 4 Sides

Lesson 5a

Sum of Interior Angle Interactive Simulation for 5 Sides

Lesson 6

Sum of Interior Angle Interactive Simulation for 5 Sides

Lesson 6a

Sum of Interior Angle Interactive Simulation for 6 Sides

Lesson 7

Sum of Interior Angle Interactive Simulation for 6 Sides

Lesson 7a

Rotation of Triangle

Lesson 8

Tangent to a circle

Lesson 9

Have you solved this problem before?

Question 61

Explain your answer
Which pair of figures appears to be congruent?

Question 117

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What is the measure, in degrees, of the angle that is complementary to ∠ RVS?

Question 119

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What are the coordinates of the missing vertex of the parallelogram below?

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Question 121 On the grid below, points Q, R, and S represent three vertices of a rectangle. What are the coordinates of point T, the vertex that will complete rectangle QRST?

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Question 136 If two parallel lines are cut by a non-perpendicular transversal, which type of angles are not congruent?

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Question 157 Which two points on circle Q form an arc?

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Question 192 In circle P, which of the following create a secant?

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Question 220 The coordinates (2,2) and (-3,1) are two of the vertices of the figure on the coordinate plane. What are the coordinates of the midpoint of the two vertices?

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Question 222 Look at the 3-dimensional figure. What is the total surface area of the figure?

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Question 223 Look at the triangle. What is not a possible value of x ?

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Question 224 Chords line segment NP and line segment MQ intersect at point S in circle R. If line segment MS = 3, NS = 2, and SQ = 8, what is the length of line segment SP?

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Question 225 Look at circle M. What is the value of x ?

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Question 230 Triangle PQR is shown. What are the coordinates of P' when △ PQR is dilated by a scale factor of 3 using the origin as the center?

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Question 235 Points N,P,R, and Q lie on circle O. In circle O, what is the measurement of angle PMN written mathematically as m∠PMN?

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Question 236 In the diagram below, line segment RT intersects line segment QU at point S. Which postulate should be used to prove that
triangle ∆ RQS is congruent (approximately equal to) written mathematically ≅ triangle ∆ TUS?

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Question 249 Trapezoid JKLM is shown below. What is the length of KM?

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Question 250 Study ∆ RST on the grid below. When ∆ RST is translated 4 units down, what are the apparent coordinates of T'.

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Question 260 Study the triangle below. What is the cosine of ∠X?

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Question 272 Jan proved that the two triangles below are congruent. Which postulate did Jan use for her proof?

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Question 277 Points A, B, and C lie on circle M, as shown below. What is the measure of ∠ BMC if the measure of arc BAC is 320° ?

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Question 278 ∆ XYZ is translated 3 units to the right and 2 units down. What will be the apparent coordinates of the image of point X?

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Question 282 Based on the diagram below, which of these arguments is valid?

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Question 290 Triangle ∆ ABC is show below. What is the cosine of angle B?

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QUESTION 298 If the sum of the measures of two angles is 90°, then the angles are complementary. In the triangle ABC, m∠A = 25°, m∠B = 65° , m∠C = 90°

Which valid conclusion follows directly from the previous statements?

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QUESTION 303 In the diagram below BP ≅ PK and AP ≅ PJ What additional information is sufficient to prove ∆ APB ≅ ∆ JPK by side-angle-side (SAS) ?

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