△HZC≅△PEF. If CH = 20CH=20, find FPFP.

Answer this question, only if you know the answer. 30 points and brainliest!

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

Icould really use some with this question.