Question

Demarcus drew a pair of complementary angles he drew one angle that had a measure of 48* what was the measure of the other angle he drew
A)42*
B)48*
C)132*
D)138*

Answer 1

a complementary angle would be 90-x. in this case, x is 48°, so set up the equation 90-48 = other angle. this would give you 42, so the answer is A.