wiz-icon
MyQuestionIcon
MyQuestionIcon
22
You visited us 22 times! Enjoying our articles? Unlock Full Access!
Question

A rectangular park is 100 m by 50 m. It is surrounding by semi-circular flower beds all round. Find the cost of levelling the semi-circular flower beds at 60 paise per square metre (use π = 3.14).

Open in App
Solution

Since four semicircular flower beds rounds the rectangular park. Then, diameters of semicircular plots are and

So, the radius of semicircle at larger side of rectangle

And the radius of semicircle at smaller side of rectangle

Now, the total area of semicircular plot is sum of area of four semicircular plots.

Since,


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Circumference of Circle
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon