Question

help me guys............. ​

Answer 1

Answer:

You need trig to find out the angles.

Remember: SOH-CAH-TOA!

Sine€ = O/H, Cosine€ = A/H, Tangent€ = O/A

O = opposite, H = hypotenuse, A = adjacent

TOA: tanD = O/A = 25/45 = 5/9 = 0.5556

Now use arc-tan feature of calculator:

hope it helps