Question

A garden is 140m long and 90m wide. It has a circular pond in the middle with radius 28m. The remaining area is covered with grass. Find the area which is covered with grass. step by step​

Answer 1

Answer:

MATHS

Given a reactangular ground is 90m long and 32m broad. In the middle of the ground there is a circular thank of radius 14 metres. Find the cost of turfing the remaining portion at the rate of Rs.2.50 per square meter.

December 26, 2019avatar

Raftaar Dev

SHARE

ANSWER

Length of rectangle =90m

Breadth of rectangle =32m

Area of rectangular ground =90m×32m=2880m

2

Radius of circular tank =14m

Area enclosed by circular tank in the ground

πr

2

=

7

22

×14×14=616m

2

∴ Area left for turfing =(2880−616)m

2

=2264m

2

Cost turfing 1m

2

area =Rs.2.50

∴ Cost of turfing 2264m

2

area

=Rs.2.50×2264

=Rs.5660

Answer 2

Step-by-step explanation:

this is Answer of your questions