The measure of M is 57 begat is the measure of its complementary angle ?

Answer:
33°
Step-by-step explanation:
Complementary angles add up to 90°
If we set the other angle as ∠K,
m∠M + m∠K = 90°
57° + m∠K = 90°
m∠K = 33°
Thus, the other angle would be 33°