Answer:

Step-by-step explanation:
Given that the 2 triangles are congruent based on the Hypotenuse-leg theorem, this implies that:
, and
Using the expression,
, solve for y:



I can bring it down, and leave it to enough to simplify for you. The answer is 38.01315561.Any questions just ask! :)
Answer:
B
Step-by-step explanation:
7+r=15
-7 -7
r = 8
B.8