Topics
2. Parallel & Perpendicular Lines
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United States of AmericaFL
Grade 912

2.03 Parallel lines and triangles

Lesson
Practice
Adaptive
Worksheet

Interactive practice questions

What is the sum of the measures of the interior angles of any triangle?

The measures add to $\editable{}$ °

Easy
< 1min

Consider the diagram below.

Easy
< 1min

Consider the diagram below.

Easy
< 1min

Consider the diagram below.

Easy
< 1min
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Outcomes

MA.912.GR.1.3

Prove relationships and theorems about triangles. Solve mathematical and real-world problems involving postulates, relationships and theorems of triangles.

MA.912.LT.4.8

Construct proofs, including proofs by contradiction.

MA.912.LT.4.10

Judge the validity of arguments and give counterexamples to disprove statements.

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