7th grade Geometry Vocabulary

Front

A triangle that has three different side lengths and angle measures.

Back

Scalene

Front

The perimeter around a circle is the ____

Back

Circumference

Front

Half the width of a circle when measured through its center is the ____

Back

Radius

Front

Angles that equal 90 degrees when added are ____

Back

Complementary

Front

Being ____ is when angles and/or side lengths equal each other; when two figures are the same size and same shape.

Back

Congruent

Front

The longest side of a right triangle, opposite the right angle, is called the ____

Back

Hypotenuse

Front

A polygon with four sides is called a ____

Back

Quadrilateral

Front

The distance around a polygon is known as its ____

Back

Perimeter

Front

A triangle with at least two equal sides is called ____

Back

Isosceles

Front

The distance from the center of a circle to any point on its circumference is called the ____

Back

Radius