Right triangle trig.

Front

Which mnemonic helps remember trigonometric ratios?

Back

Soh Cah Toa

Front

What is the length of x in a 45-45-90 triangle with legs of length 4?

Back

4√2

Front

If the opposite side is 8 and the hypotenuse is 8√3, what is the value of y?

Back

8

Front

In a right triangle, which side is the hypotenuse?

Back

The longest side opposite the right angle.

Front

In a 30-60-90 triangle, if the shorter leg is 4, what is the length of the longer leg?

Back

4√3

Front

What is the sine of a 30-degree angle?

Back

1/2

Front

What is the cosine of a 60-degree angle?

Back

1/2

Front

In a right triangle, if one angle is 45 degrees, what are the lengths of the legs if the hypotenuse is 10?

Back

5√2

Front

What is the tangent of a 45-degree angle?

Back

1

Front

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

Back

5 (using Pythagorean theorem: 3² + 4² = 5²)