Solid Mensuration (Paki sagot po)

1. The official distance bet. home plate and second base in a baseball diamond is 120ft. Find the area of the official ball diamond and the distance bet. the bases.

2. A metal washer 1inch in diameter is pierced by a 1/2 inch hole. What is the area of one face of the washer.

Baseball diamond is actually a square, the given 120 ft is the diagonal of the square.
x2 + x2 = 1202
x2 = 7200 ft2   ←   Area
x = 60*sqrt(2) ft   ←   Distance bet. bases