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A scale ie required to measure the area of a circle.
We need to measure the radius of that Circle and then we can put this radius valve in below mwntioned formula & can calculate the area.
A=3.14*r*r
where r is radius in Cm.
A is are in cm square.
Hemant gautam
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∙ 13y ago
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What is the area of a circle where the diameter measures 30mm?
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What instrument measures surface area?
Try a tape measure and a calculator to measure surface area.
What is the area of a circle if it is 150cm by 60cm?
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