give answers of these four questions
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=> The longest chord of the circle is diameter of the circle .
=> In an issocless triangle , two sides of triangle are equal .
=> Lower limit of class interval 10-15 is 10.
=> Find TSA of hemisphere with radius 10cm . ( Take π as 3.14)
Solution :
Formula for TSA of hemisphere = 2 π r²
So,TSA of hemisphere would be = 2×3.14×10²
TSA of hemisphere would be = 6.28×10×10
TSA of hemisphere would be= 6.28 × 100
TSA of hemisphere would be = 628cm²
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