Can somebody give me problems with answers of CHP 1 of physics sindh board jamshoro?

Anybody wanna ? (picture included? )

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel

You can melt ice by applying pressure because the solid/liquid line has a slope.