I'm supposed to solve for PQ. it's pythagorean theorem.

Which statement about the graph of y = 8(0.25)^2

On a piece of paper graph f(x)=5•(0.4)^x

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer