In triangle FGH, f=960 inches, g=380 inches, and h=170inches. Find the measure of

Question

In triangle FGH, f=960 inches, g=380 inches, and h=170inches. Find the measure of <F to the nearest degree

Paul M. · Accepted Answer

Use the Law of Cosines so that f2 = g2+ h2 - 2gh cos angle F.The look up F in a table of cosines or as arccos on your scientific calculator.

In triangle FGH, f=960 inches, g=380 inches, and h=170inches. Find the measure of <F to the nearest degree