Question

What is the value of r?



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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

Answer:

r = 5.0

Step-by-step 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