Question

Spots dog bowl is cylindrical and does not have a top surface. The bowl is 8 inches in diameter and has a height of 5.7 inches. What is the total surface are of the dog bowl?

Answer 1

• Total surface are of the dog bowl is 193.424 in²

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We need to find the total surface area of a cylinder excluding its top.

Dimensions

• d = 8 in,
• h = 5.7 in

Equation

• S = πd²/4 + πdh

Substitute and calculate

• S = 3.14*8²/4 + 3.14*8*5.7 = 193.424 in²