If the area of the triangle is 24 square units, what is the area (in square units) of the semicircle in it?
Triangle ABC is congruent to Triangle PQR, if area of triangle ABC is 42 square unit, then area of the triangle PQR is
In the given figure ABCD is a parallelogram. If area of parallelogram ABCD = 1728 square units, then area △ BEC = ____ square units.