Special Right Triangles

Front

What are special right triangles?

Back

Special right triangles are triangles with specific angle measures that allow for easier calculations of side lengths. The two main types are the 45°-45°-90° triangle and the 30°-60°-90° triangle.

Front

In a 45°-45°-90° triangle, if the legs are of length x, what is the length of the hypotenuse?

Back

Front

In a 30°-60°-90° triangle, if the shorter leg is of length x, what is the length of the longer leg?

Back

Front

In a 30°-60°-90° triangle, if the hypotenuse is of length 14, what is the length of the shorter leg?

Back

Front

What is the relationship between the angles in a right triangle?

Back

In a right triangle, the sum of the angles is always 180°, with one angle being 90°.

Front

What is the Pythagorean Theorem?

Back

Front

What is the measure of the angles in a 45°-45°-90° triangle?

Back

The angles in a 45°-45°-90° triangle are 45°, 45°, and 90°.

Front

If one leg of a 45°-45°-90° triangle is 10, what is the length of the hypotenuse?

Back

Front

What is the formula for finding the area of a triangle?

Back

Front

What is the opposite of squaring a number?

Back

The opposite of squaring a number is taking the square root.