3.1 - 3.4 Flashcard Prep

Front

If two angles are supplementary, then they are ________________________ adjacent.

Back

sometimes

Front

Can the following side measures form a triangle? 3, 5, 5

Back

Yes

Front

In triangle ABC, if angle A is 60° and angle B is 70°, what is the measure of angle C?

Back

50°

Front

In a scalene triangle, the sides are ________________________ congruent.

Back

never

Front

Name the sides from LARGEST to SMALLEST: KJ, KH, JH.

Back

JH, KH, KJ

Front

What is the sum of the interior angles of a triangle?

Back

180°

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is the Triangle Inequality Theorem?

Back

The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

Front

What is the definition of supplementary angles?

Back

Two angles that add up to 180°.

Front

What is the definition of congruent triangles?

Back

Triangles that are identical in shape and size.