-2,3,6 using zero to write a polynomial function

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?