Which angles are complementary to each other? 5
25 and 23
25 and 24
21 and 22
21 and 24

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

(x-5)1/2+5=2 what is a possible solution?