Everything you need is in the picture attached.
Sin(x)=40/50
x= sin^-1(40/50)
x= 53.1301023542—>53.1 rounded to the nearest tenth
angle of elevation is 53.1
80% = 6 in
100%=?
100/x 80/6 (proportional relationship)
then cross multiply
600 = 80x
600/80= 7.5
x=7.5
Answer:
2/5=0.4
0.4*11.25=4.5
Step-by-step explanation:
4.141304347826087
That's what I got when I did that