Question

What is the value of r?

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Round your final answer to the nearest whole number.

r =
units
A right triangle has a vertical leg labeled 4 with its opposite angle labeled 53.1 degrees. The hypotenuse is labeled r.

Answer 1

r = 5.0

Explanation:

4

The ratio ------- is equal to the sine of 53.1 degrees, or to 0.78.

r

Solving this for r, we get

r = 4/0.78, or r = 5.0