Question

Someone please help me

Answer 1

8

Explanation:

sin(angle) = opp/hyp => hyp = opp/sin(angle)

cos(angle) = adj/hyp => hyp = adj/cos(angle)

x/sin62 = 20/cos62

x = 20(sin62)/cos62

x = 20(31/90)/(√3/2)

x = 7.9546

round up to 8