Math, asked by Ksjbshjd, 1 year ago

a sheet 11 cm long and 2 cm wide.Circular pieces of 0.5 cm in diameter are cut from it to prepare discs, calculate the no. of discs that can be prepared.

Answers

Answered by danoct2004
2
Total number of discs can be prepared = Area of the sheet/Area of one circular disc
Area of the sheet = L*B
Area of one circular disc = πr² 
Area of the sheet = 11*2 = 22 sq cm
Area of one circular disc = 22/7*0.25*0.25
⇒ (22)/(22/7*0.0625)
⇒ 112 discs
So, total 112 discs can be prepared.
Answer.
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