Question

The diameter of a garden roller is 1.4m and it is 2m long. How much area will it cover in 5 revolutions? SHOW HOW U DO IT!!!!
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Answer 1

Step-by-step explanation:

Area covered = Curved surface × Number of revolutions

r=

2

1.4

=0.7 m

h=2 m

Curved surface = 2πrh=2×

7

22

×0.7×2=8.8 m

2

Hence,

Area covered = 8.8×5=44 m

2

Answer 2

Answer:

Area covered = Curved surface × Number of revolutions

r=

2

1.4

=0.7 m

h=2 m

Curved surface = 2πrh=2×

7

22

×0.7×2=8.8 m

2

Hence,

Area covered = 8.8×5=44 m

2