49 A triangular metal frame has sides 8 feet 12 feet and 16

Last updated: 3/30/2023

49 A triangular metal frame has sides 8 feet 12 feet and 16 feet What is the cosine of the largest angle a b C d 82 122 162 2 8 12 82 162 122 2 8 16 122 162 82 2 12 16 162 82 122 n