A horse is tied to a peg at one corner of a square shaped grass field of side 15 m by means of a 5 m long rope (see Fig below). Find the area of that part of the field in which the horse can graze.

A horse is tied to a peg at one corner of a square shaped grass field

1.	A horse is tied to a peg at one corner of a square shaped grass field of side 15 m by means of a 5 m long rope (see Fig below). Find the area of that part of the field in which the horse can graze.
Answer» A horse is tied to a peg at one corner of a square shaped grass field of side 15 m by means of a 5 m long rope (see Fig below). Find the area of that part of the field in which the horse can graze.