can u please help me find the answer for this quesion . plzzz step by step
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Answer:
volume so generated is 36×22/7 or 36pie
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Answer:
sides of Δ , 3 and 4 cm
area = 3×4 cm² =12cm²
∴ in rotating it along its hypotenuse (5 cm) by 4° the area covered is
πr (3+4) ×(4/360)
[ r = ⊥r distance b/w the point of intersection of 3 and 4 cm side and the hypotenuse]
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