locate the centroid C(x, y) of the composite shape given then determine the moment of inertias ( Ix, Iy, Ix') with respect to the corresponding x, y and x'axis

Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options