Use a calculator to evaluate each function. Round your answers to four decimal places. (Be sure the calculator is in the correct angle mode a) Cos(110°54'21")
(b
Sec(570° 12")

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start

Vertical angles must check all that apply