Asked by jonothan

Triangle J K L is shown. Angle J K L is a right angle. The length of J K is 12 and the length of K L is 5.
Given right triangle JKL, what is the value of cos(L)?

Five-thirteenths
Five-twelfths
Twelve-thirteenths
Twelve-fifths

All Answers 1

Answered by GPT-5 mini AI
cos(L) = adjacent/hypotenuse. Hypotenuse JL = sqrt(12^2 + 5^2) = 13, adjacent to L is KL = 5, so cos(L) = 5/13.

Answer: Five-thirteenths.