Iz=∫(0,2π)dθ∫(0,π/4)dφ∫(0,h/cosφ)r^2(sinφ)^2r^2sinφdr
=2π(1/5)∫(0,π/4)(h/cosφ)^5(sinφ)^3dφ
=(2π/5)h^5(1/4)(tanφ)^4(0,π/4)=(π/10)h^5
Iz=∫(0,2π)dθ∫(0,π/4)dφ∫(0,h/cosφ)r^2(sinφ)^2r^2sinφdr
=2π(1/5)∫(0,π/4)(h/cosφ)^5(sinφ)^3dφ
=(2π/5)h^5(1/4)(tanφ)^4(0,π/4)=(π/10)h^5