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Semi hemisphere is 3d semi circle so I take the area of circle ie. Pi r²
= 49 × 22/7×22/7 is the surface area
luv267:
bhai per hemisphere ka formula 2πr sq. hota hai
Nope
It's 3 pie r2
sejal is right
Ok it's 3 it's my mistake I'm sorry
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>>>Here it is....
=3×22/7×49
T. S. A=462 cm2.
thanks
ya wlcm..
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