Trig Ratios-1

Front

What is the definition of sine (sin) in a right triangle?

Back

sinA = opposite side / hypotenuse

Front

What is the definition of cosine (cos) in a right triangle?

Back

cosA = adjacent side / hypotenuse

Front

What is the definition of tangent (tan) in a right triangle?

Back

tanA = opposite side / adjacent side

Front

Identify the opposite side in a right triangle with respect to angle A.

Back

The side opposite angle A.

Front

Identify the adjacent side in a right triangle with respect to angle A.

Back

The side next to angle A that is not the hypotenuse.

Front

What is the hypotenuse in a right triangle?

Back

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

Front

If angle A is 30 degrees, what is sinA?

Back

sin(30°) = 1/2

Front

If angle A is 45 degrees, what is tanA?

Back

tan(45°) = 1

Front

If angle A is 60 degrees, what is cosA?

Back

cos(60°) = 1/2

Front

In a right triangle, if the opposite side is 4 and the adjacent side is 3, what is tanA?

Back

tanA = 4/3