Solve for Unknowns in Geometry

Solve for Unknowns in Geometry

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the sum of the angles in a triangle?

Back

180°

2.

FLASHCARD QUESTION

Front

What is a linear pair of angles?

Back

Two angles that are adjacent and whose non-common sides form a straight line.

3.

FLASHCARD QUESTION

Front

If two angles are complementary, what is the sum of their measures?

Back

90°

4.

FLASHCARD QUESTION

Front

What is the value of 'a' if it is an angle in a triangle and the other two angles are 45° and 60°?

Back

a = 75°

5.

FLASHCARD QUESTION

Front

If m∠1 = (5x + 9)° and m∠2 = (3x + 11)°, what is the relationship between m∠1 and m∠2?

Back

m∠1 + m∠2 = 180° (they form a linear pair).

6.

FLASHCARD QUESTION

Front

What is the value of 'x' if 3x + 6 = 21?

Back

x = 5

7.

FLASHCARD QUESTION

Front

What is the measure of an exterior angle of a triangle?

Back

It is equal to the sum of the measures of the two opposite interior angles.

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