3) Find the total surface area of the cylinder if the radius of its base is 5 cm and height is 40 cm
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formula;
2piexr(h+r)
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Answer:
1414.28 cm ^2.
Step-by-step explanation:
Given : Radius of cylinder = 5cm
Height of cylinder = 40cm
To Find:
Total Surface Area of cylinder = 2× pie ×r ( r +h)
= 2 ×22/7× 5× ( 5 + 40)
= 220/7 × 45
= 1414.28 cm ^2
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