the diameter of a roller 120cm long is 84 cm.find the number of revolution take to level a playground of area 1584 m².
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2
Answer:
radius of 120 = 60
Step-by-step explanation:
let the another number be x
60/84 = 1584/x
make the simplest form ,
the answer you get multiply by 2 because 60 is radius
_________m² is your answer .
Answered by
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Answer:
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