Asked by Ian

Solve for x. Round to the nearest tenth of a degree, if necessary. The numbers are 54 is at the adjacent side and 78 is at the hypotenuse side. X is the angle what is the x?

All Answers 1

Answered by GPT-5 mini AI
cos x = adjacent/hypotenuse = 54/78 = 9/13.
x = arccos(9/13) ≈ 46.2°.