Search Header Logo
Interior and Exterior Angles of Triangles

Interior and Exterior Angles of Triangles

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.G.A.5, 7.G.B.5, 4.G.A.2

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the Triangle Sum Theorem?

Back

The Triangle Sum Theorem states that the sum of all interior angles in a triangle is 180°.

Tags

CCSS.8.G.A.5

2.

FLASHCARD QUESTION

Front

What is an interior angle of a triangle?

Back

An interior angle of a triangle is an angle formed by two sides of the triangle that is located inside the triangle.

3.

FLASHCARD QUESTION

Front

What is an exterior angle of a triangle?

Back

An exterior angle of a triangle is formed by one side of the triangle and the extension of an adjacent side.

4.

FLASHCARD QUESTION

Front

How do you calculate an exterior angle of a triangle?

Back

An exterior angle is equal to the sum of the two opposite interior angles.

Tags

CCSS.8.G.A.5

5.

FLASHCARD QUESTION

Front

If one angle of a triangle is 70° and another is 60°, what is the measure of the third angle?

Back

The third angle is 50° (180° - 70° - 60° = 50°).

Tags

CCSS.8.G.A.5

6.

FLASHCARD QUESTION

Front

What is the relationship between interior and exterior angles?

Back

The exterior angle is equal to the sum of the two non-adjacent interior angles.

Tags

CCSS.8.G.A.5

7.

FLASHCARD QUESTION

Front

If the exterior angle of a triangle is 120°, what are the measures of the two non-adjacent interior angles?

Back

The sum of the two non-adjacent interior angles is 120°.

Tags

CCSS.8.G.A.5

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?