Line ABC is a straight line. Which describes the relationship between 1 and 22?
O O O O
21 and 22 are complementary angles.
21 and 2 are supplementary angles.
21 and 22 are vertical angles.
21 and 22 are acute angles.

00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation

What does independent variable and dependent variable mean in math?

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?