Geometry Basics

Front

What is a plane in geometry?

Back

A flat surface that has no thickness and extends forever.

Front

What is the value of angle NOQ if it is given as 31 degrees?

Back

31°

Front

What angle is vertical to angle 2?

Back

∠5

Front

What is the value of 'a' if it is given as 75 degrees?

Back

75°

Front

What is the definition of a point in geometry?

Back

A location in space with no dimensions.

Front

What is the definition of a line in geometry?

Back

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

Front

What is a ray in geometry?

Back

A part of a line that has a fixed starting point and extends infinitely in one direction.

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 is a right angle?

Back

An angle that measures exactly 90 degrees.