Question

A circle touches the four sides of square ABCD. BEFG is a square of side 1. The length of AB is



A B

D C

G

F

E

(a) 4 2 2 + (b) 2π (c) 5 2 (d) 5

2

π

Answer 1

cow is tied to a pole at the centre of a grazing plot .when the Rope is taut (tight), the cow can describe the circle of circumference 132 m.calculate the length of the Rope and the area of the land on which it can