Math, asked by harsh417092, 11 months ago

. Find the cost of fencing a circular garden of radius 25 metres at the rate of 3 per metre. (Take it - 3.14)
. A piece of wire is in the form of a rectangle whose length and breadth are 35 cm and 31 cm respectively,
It is rebent in the form of a circle. Find the radius of the circle.​

Answers

Answered by vpaul4185
2

Step-by-step explanation:

1. The perimeter of the circle = 2Πr

= 2 × 3.14 × 25

= 157 m^2

The cost of fencing = 157 × 3

= Rs. 471

2. Perimeter of rectangle = 31 × 35

= 1085 cm

Perimeter of rectangle = Pe

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