Two angles are complementary. if one angle measures 71°, what is the measure of the second angle? a. 109° b. 19° c. 289° d. 142°

Ineed with 14, 16, 28 and 36 me. we didn't go over them in class so i don't know what to do.

Find the solution of system of equation y= x-4 y=4x+2

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040