Solution of task 6.2.12 from the collection of Kepe OE

Solution of task 6.2.12 from the collection of Kepe OE

6.2.12
Plastic ABDE consists of a rectangular triangle ABE and a semicircle BDE. Taking the surface weights of the semicircle and the triangle, respectively, equal to γ1 and γ2, determine the ratio γ1 / γ2, at which the center of gravity of the plate is located on the By axis. (Answer 2)