Front

Right Triangle

(Pythagorean Theorem)

Back

Front

Acute Triangle

Back

Front

Obtuse Triangle

Back

Front

Pythagorean Triple

Back

A set of three positive integers a, b, and c that fit the rule a² + b² = c².

Front

Hypotenuse

Back

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

Front

Legs of a Right Triangle

Back

The two sides that form the right angle in a right triangle.

Front

45-45-90 triangle

Back

Front

30-60-90 triangle

Back

Front

Trigonometric Ratio

Back

A ratio of the lengths of two sides of a right triangle. Common trigonometric ratios include sine, cosine, and tangent.

Front

Sine Ratio

Back

In a right triangle, the ratio of the length of the side opposite the angle to the length of the hypotenuse.