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2. A cylinder has a height of 4.5 cm and a diameter of 1.5 cm. What is the surface area of the cylinder in square centimeters? Use 3.14 for pi.

21.2
31.8
7.9
24.7

2 Answers

2 votes

Answer:

24.7

Explanation:

took this exam and got it right

User Hennessey
by
8.9k points
6 votes

Answer:


SA = 24.73~cm^3

Explanation:


SA = 2\pi r^2 + 2\pi r h

r = d/2 = (1.5 cm)/2 = 0.75 cm


SA = 2(3.14)(0.75~cm)^2 + 2(3.14)(0.75~cm)(4.5~cm)


SA = 24.73~cm^3

User David Dhuyveter
by
8.6k points

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