Question

pls answer this question no. 8

Answer 1

tan a= 15/8 = p/b

sin a= p/h = 15 /√(15^2 + 8^2)

= 15/√(225+64)

= 15/√(289)

= 15/17

height = 90 × sina = 90 × 15/17 = 79.4