Answer
44.4 (degrees).
Step-by-step explanation:
Hi, this involves using 'soh cah toa'.
We have a right angle, side 7 = O, side 10 = H
So we use Sine, to get sinx = O/H = 7/10 = 0.7
We then use a calculator to work out
[tex]sin^{-1} (0.7)[/tex] = 44.427 = 44.4 to the nearest tenth
