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Geometry 3-5 Guided Practice: Parallel Lines and Triangles

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Last updated about 4 years ago
12 questions
10
G.CO.10
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Question 1
1.

Solve It! What is the sum of the meaures of the three angles of your triangle?
Enter only a number.

Question 2
2.

Solve It! Do all triangles have the same interior angle sum? How does the Solve It! activity support your answer?

10
Question 3
3.

Take Note: Summarize The Parallel Postulate. You may use the canvas to help illustrate your explanation.

10
10
10
10
Question 7
7.

Take Note: Define remote interior angles. You may use the canvas to help illustrate your description.

10
Question 9
9.

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G.CO.10
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Question 12
12.

Take Note: Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?

Question 4
4.

Take Note: Summarize Theorem 3-11. You may use the canvas to help illustrate your explanation.

Question 5
5.

Take Note: Define auxiliary line. You may use the canvas to help illustrate your explanation.

Question 6
6.

Question 8
8.

Take Note: Summarize The Triangle Exterior Angle Theorem. You may use the canvas to help illustrate your description.

Problem 2 Got It? Two angles of a triangle measure 53. What is the measure of an exterior angle at each vertex of the triangle?
53, 53, 74
74, 74, 106
106, 127, 127
127, 127, 127
Question 10
10.

Problem 1 Got It?
A
B
C
D
Problem 3 Got It? In Problem 3, can you find m∠A without using the Triangle Exterior Angle Theorem?
Yes.
No.