If a half solid cylinder is of base diameter 3 cm and length 2.5 cm, find the total surface aarea using π = 22/7.
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Answer:
total surface area=2πr(h+r)
d=3
r=3÷2=1.5
L of half cylinder=2.5
L of full cylinder=2.5×2=5
area = 2×22/7×1.5(5+1.5)
61.28
now,
area of half=61.28÷2
30.64 will be the answer
Step-by-step explanation:
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