Answer the given problems taking note of the given below:
A) Show all the steps included in the solution comprising properly labeled sketches if essential.
B) Show formulas or equations and units of relevant quantities.
problem 1: Find out the moment of inertia of the composite area, shown below, regarding the centroidal Y-axis (i.e. Y_{C}).
problem 2: The projectile illustrated in the figure below just clears the 20-ft wall. Find out: (i) the minimum horizontal distance “x”, (ii) the maximum height and (iii) the velocity of the projectile at point C.