A circular garden of radius is surrounded by a circular path of uniform width metres
MATHEMATICS · Subjective · CBSE · Mathematics · Areas Related to Circles · Areas Related to Circles
Problem
A circular garden of radius 10 m is surrounded by a circular path of uniform width x metres. The area of the path alone is 44π m2.
(a) Form an equation in x using the given information and hence find the width of the path.
(b) Find the outer circumference of the path.
(c) The path is to be gravelled at Rs. 140 per square metre. Calculate the total cost of gravelling.