#hey dude
#see these attachment
# be brainly
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#hey dude
#see these attachment
#see these attachment
Attachments:
Answered by
3
Answer:
Explanation:
Speed=distance/time
=5×2×pie×r/t
=5×2×3.14×0.4÷1
=10×3.14×0.4
=31.4×0.4
=12.56
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