Geometry Basics

Front

What is a triangle with one obtuse angle that measures more than 90°?

Back

Obtuse triangle

Front

What is a triangle with one angle that measures 90°?

Back

Right triangle

Front

Which shape has 2 pairs of parallel lines?

Back

1,2,3

Front

What is a triangle with two equal sides called?

Back

Isosceles triangle

Front

What does a line segment represent?

Back

A part of a line that has two endpoints.

Front

What is a triangle with all sides equal called?

Back

Equilateral triangle

Front

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

Back

180 degrees

Front

What do you call a triangle with all angles less than 90°?

Back

Acute triangle

Front

What is a ray in geometry?

Back

A part of a line that starts at a point and extends infinitely in one direction.

Front

What is a point in geometry?

Back

A location in space that has no size or dimension.