Special Right Triangles

Front

What is a special right triangle?

Back

A special right triangle is a right triangle with specific angle measures and side length ratios. The two main types are the 30-60-90 triangle and the 45-45-90 triangle.

Front

What is the ratio of the sides in a 30-60-90 triangle?

Back

Front

What is the ratio of the sides in a 45-45-90 triangle?

Back

Front

What is the measure of the hypotenuse in a 30-60-90 triangle if the shorter leg is 6?

Back

Front

What is the measure of the longer leg in a 30-60-90 triangle if the shorter leg is 6?

Back

Front

What is the measure of the hypotenuse in a 45-45-90 triangle if each leg is 5?

Back

Front

What is the measure of each leg in a 45-45-90 triangle if the hypotenuse is 10?

Back

Front

What is the definition of a leg in a right triangle?

Back

A leg in a right triangle refers to either of the two sides that form the right angle.

Front

What is the definition of the hypotenuse in a right triangle?

Back

The hypotenuse is the longest side of a right triangle, opposite the right angle.

Front

What type of triangle is a 30-60-90 triangle?

Back

A 30-60-90 triangle is a special right triangle with angles measuring 30°, 60°, and 90°.