The diametre of a toy wheel is 14 cm. what is the distance travelled by it in 15 revolution
Answers
Answered by
18
diameter=14 cm
so radius=7cm
now circumference of circle=2πr
=2×π×7
=14π
now,
1circumference=1 revolution
15 revolution =15×14π
= 210 π
=210×22/7
660 m
so radius=7cm
now circumference of circle=2πr
=2×π×7
=14π
now,
1circumference=1 revolution
15 revolution =15×14π
= 210 π
=210×22/7
660 m
Answered by
4
Answer:
answer is 660cm
Step-by-step explanation:
so ,
(15*14)cm
=210cm
22/7*210
(30*22)cm
=660cm
hope it will help
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