Page 3 - IX Math CBQ ch-11 Surface area
P. 3
ANS 1.b 2.b 3.b 4.b
5. r = 3 cm Volume of spherical ball = 113.04 cm
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6. 100
7. 1205.76 cm
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8. Rs. 1155
9. 4000000 L
10. 1232 m
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11.a 12.a 13.D 14.a
15.i 2(lb + bh + hl) ii) 968π m iii) 7 m or iii) 22π
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