Geometry Basics

Front

What is a plane in geometry?

Back

A flat surface that has no thickness and extends forever.

Front

What are complementary angles?

Back

Two angles that add up to 90 degrees.

Front

What are supplementary angles?

Back

Two angles that add up to 180 degrees.

Front

What are alternate exterior angles?

Back

Angles that are on opposite sides of a transversal and outside the two lines.

Front

What is the value of 'a' if it is given that a + 15° = 90°?

Back

75°

Front

If angle 2 and angle 6 are alternate interior angles, what can be said about their measures?

Back

They are equal.

Front

What is the value of 'x' if 2x + 5 = 43?

Back

19

Front

What is a point in geometry?

Back

A location in space with no size or dimension.

Front

What is a line in geometry?

Back

A straight one-dimensional figure that has no thickness and extends infinitely in both directions.

Front

If two angles are complementary and one angle measures 35°, what is the measure of the other angle?

Back

55°