Question

18. 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 figure).
(i) Find the area of that part of the field in which the horse can graze.
(a) 20.62 m2
(b) 19.64 m2
(c) 18.72 m2
(d) 18.24 m2
(ii) Find the area of a square shaped grass field.
(a) 222 m2
(b) 221 m2
(c) 229 m2
(d) 225 m2
(iii) Find the perimeter of a square shaped grass field.
(a) 52 m
(b) 56 m
(c) 60 m
(d) 68 m
(iv) Find the area of remaining field.
(b) 205.36 m2
(d) 256.63 m2
(v) Find the increase in the grazing area if the rope were 10 m long instead of 5 m.
(b) 54.93 m2
(d) 58.93 m2
ington (lattu) as his birthday present, which surprisingly had no colour on it. He
chaned like a cone surmounted by a hemisphere (see
(a) 250.60 m2
(c) 200.61 m2
(a) 52.93 m2
(c) 56.93 m2​

Answer 1

Answer:

the area of remaining field 205.36m²