Answer:
15.8
74.2
Step-by-step explanation:
Call the two angles A and B
A = B + 58.4 Substitute for A
A + B =90
B + 58.4 + B = 90 Combine like terms
2B + 58.4 = 90 Subtract 58.4
2B = 90 - 58.4
2B = 31.6 Divide by 2
B = 15.8
A = 15.8 + 58.4 Fin A
A = 74.2
