Formulas for surface area and volumes of shapes

Question 1

What is the formula for the volume of a cylinder?

Answer 1

Pi x r2 x h

Question 2

What is the formula for the surface area of a cylinder?

Answer 2

2pir2 + 2pirh

Question 3

What is the formula for the surface area of a sphere?

Answer 3

4pir2

Question 4

What is the formula for the volume of a sphere?

Answer 4

4/3pir3

Question 5

What is the formula for the volume of a hemisphere?

Answer 5

2/3pir3

Question 6

What is the formula for the surface area of a hemisphere?

Answer 6

2pir2 + pir2
So
3pir2

Question 7

What is the formula for the surface area of a square based pyramid?

Answer 7

Area of each triangle face x 4
+
Area of the base

Question 8

What is the formula for the volume of a square based pyramid?

Answer 8

1/3 area of base x vertical height

Question 9

What is the formula for the volume of a cone?

Answer 9

1/3 pir2h

Question 10

What is the formula for the surface area of a cone?

Answer 10

PirL + pir2

L = slant height of cone