Question

How do you solve this using special right triangle this is geometry

Answer 1

Hello from MrBillDoesMath!

Answer:

11.1

Discussion:

cos(42) = x / 15    =>   multiply both sides by 15

x = 15 * cos(42)    => as cos(42) = .743 approx

x = 15 * (.743)

x = 11.15

Thank you,

MrB