Question

15. A pencil is of length 8 cm and diameter 4.2 mm. Find the number of revolutions it has to make to
cover an area of 264 cm²​

Answer 1

Answer:

1.5 m find the number of revolutions has to make to cover an area of 264 square metre

Step-by-step explanation:

Answer 2

Answer:

l=8cm

d=4.2mm

a=? 264cm2

a=l×d

a=8+4.2

a=5.0