Question

MATHEMATICS
11. A circle of radius 2 cm is cut out from a square piece of an aluminium sheet of side
6cm. What is the area of the left over aluminium sheet? (Take = 3.14)
2. The circumference of a circle is 31.4 cm. Find the radius and the area of the circle
(Take = 3.14)
3. A circular flower bed is surrounded by a path 4 m wide. The diameter of the flowe
bed is 66 m. What is the area of this path? (i = 3.14)
- A circular flower garden has an area of 314 m². A sprinkler at the centre of th
garden can cover an area that has a radius of 12 m. Will the sprinkler water the enti:Ocean games ​

Answer 1

Step-by-step explanation:

2. circumference =31.4

1. circumference of the circle =2πr
2. 31.4=2X22/7r
3. 31.4=44/7r
4. (31.4x7)/44=r
5. r=4.99cm