Question

Shape of a cylinder with a hemispherical depression at one end. The height of the cylinder is 1.45m and it's radius is 30cm. Find the total surface area.

Answer 1

Answer:

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Right cylinder

Solve for 

surface area

A

≈

3.3

m²

r

Radius

cm

h

Height

m

Unit Conversion:

r

=

0.3

m

h

=

1.45

m

Solution

A

=

2

π

r

h

+

2

π

r

2

=

2

·

π

·

0.3

·

1.45

+

2

·

π

·

0.3

2

≈

3.29867

m²

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