Question

Find the value of x to the nearest tenth. (The last answer is 13.3)

Answer 1

Your answer is the first option, 8.0. You can find this by using the sine rules for sides, so:
10/sin(90) = x/sin(53)
× sin(53)
7.98 = x
And 7.98 rounded to the nearest tenth is 8.0.
I hope this helps!

Answer 2

The answer is (a) 8.0

....................................