Trigonometry - basics

Front

What is the side of the right triangle that is opposite to the right angle called?

Back

Hypotenuse

Front

What do the angles in a triangle sum to?

Back

180 degrees

Front

What are the only types of triangles we can use trigonometry with?

Back

Right triangles

Front

What is the length of the side opposite ∠X if it is 16?

Back

16

Front

What is the length of the hypotenuse if it is 34?

Back

34

Front

In a right triangle, what is the side adjacent to the right angle called?

Back

Leg

Front

What is the formula for finding the hypotenuse in a right triangle?

Back

a² + b² = c² (Pythagorean theorem)

Front

What is the sine of an angle in a right triangle?

Back

Opposite side / Hypotenuse

Front

What is the cosine of an angle in a right triangle?

Back

Adjacent side / Hypotenuse

Front

What is the tangent of an angle in a right triangle?

Back

Opposite side / Adjacent side