Right triangle Trig

Front

What is the definition of the opposite side in a right triangle?

Back

The side opposite the angle in question.

Front

What is the definition of the adjacent side in a right triangle?

Back

The side next to the angle in question, excluding the hypotenuse.

Tags

CCSS.HSG.SRT.C.6

Front

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

Back

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

Front

What is the tangent function in relation to a right triangle?

Back

The ratio of the length of the opposite side to the length of the adjacent side.

Tags

CCSS.HSG.SRT.C.6

Front

What is the sine function in relation to a right triangle?

Back

The ratio of the length of the opposite side to the length of the hypotenuse.

Tags

CCSS.HSG.SRT.C.6

Front

What is the cosine function in relation to a right triangle?

Back

The ratio of the length of the adjacent side to the length of the hypotenuse.

Tags

CCSS.HSG.SRT.C.6

Front

How do you find the length of a side using the tangent function?

Back

Use the formula: tan(angle) = opposite/adjacent.

Tags

CCSS.HSG.SRT.C.8

Front

If you know the lengths of the opposite and adjacent sides, how do you find the angle?

Back

Use the inverse tangent function: angle = tan^(-1)(opposite/adjacent).

Tags

CCSS.HSG.SRT.C.8

Front

What is the formula to find the length of the hypotenuse?

Back

Use the Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8

Front

How do you calculate tanX if the opposite side is 32 and the adjacent side is 24?

Back

tanX = 32/24.

Tags

CCSS.HSG.SRT.C.6