Which classification describes ∠acd and ∠dcf?

a. complementary angles
b. supplementary angles
c. linear pair
d. vertical angles

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?

If i have 20$ and i gave 5$ away how much i got

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.