Question

A horse is tied to a peg at one corner of a square shaped grass field of side 15m by means of a 5m long rope (Fig. 12.12). Find
(i) the area of that part of the field in which the horse can graze;
(ii) the increase in the grazing area if the rope were 10 m long instead of 5m.
(Use π = 3.14)

Answer 1

Let the horse be tied at point O and the length of the rope is OH (Fig. 12.12).