Question

It’s a 53
Please help

Answer 1

22.56 (23 if rounded to an integer)

Explanation:

apply law of sin:

a/sinA = b/sinB = c/sinC

in this case:

17/sin(90-53) = x/sin53

x = sin53 * 17/sin37 = 22.56 (23 if rounded to an integer)