Right Triangle Trigonometry Review

Front

What is the ratio for Cosine?

Back

Adjacent Leg / Hypotenuse

Front

What is the ratio for Sine?

Back

Opposite Leg / Hypotenuse

Front

What is the ratio for Tangent?

Back

Opposite Leg / Adjacent Leg

Front

Define a Right Triangle.

Back

A triangle with one angle measuring 90 degrees.

Front

What is the Pythagorean Theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

How do you find the height of a ladder leaning against a wall?

Back

Use the formula: height = length * sin(angle).

Front

What is the value of sin(30°)?

Back

0.5

Front

What is the value of cos(60°)?

Back

0.5

Front

What is the value of tan(45°)?

Back

1

Front

If a right triangle has legs of length 3 and 4, what is the length of the hypotenuse?

Back

5 (using the Pythagorean Theorem).