Kindly answer letter D, letter E, and letter F. Thank you!
Extracted text: The 1.5-m-long gate is a quarter circle with radius = 0.90 m and is hinged at A. Determine the following: (a) Av (m²), (b) hy (m), (c) Fx (kN), (d) hpv (m), (e) Fy (kN). (f) Determine the horizontal force P (kN), required to hold the gate in place. Neglect friction at the hinge and the weight of the gate. water gate