Answer:
x =42.32457334
Step-by-step explanation:
Assuming this is a right triangle
tan theta = opp/ adj
tan x = 51/56
Taking the inverse tan of each side
tan ^-1 (tan x) = tan ^-1 (51/56)
47.7°
tan(x) = opposite/adjacent
tan(x) = 56/51
x = 47.675426656
