The radii of circular ends of …
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Rashmi Bajpayee 7 years, 2 months ago
Slant height (l) = {h2 + (R - r)2)}1/2
= {242 + (15.5 - 5.5)2 }1/2
= {576 + 100}1/2
= 26 cm
CSA of bucket = πl(R + r) + πr2
= 22/7{26(15.5 + 5.5) + (5.5)2}
= 22/7{30.25 + 546}
= 22/7 × 576.35
= 1811.07 sq. cm
3Thank You