Area And Volume

Question 1

What is the equation for the circumference of a circle?

Answer 1

2 x pi x radius

Or

Pi x diameter

Question 2

What is the equation for the area of a circle?

Answer 2

Pi x radius (squared)

Question 3

What is the equation for the area of a trapezium?

Answer 3

1/2 x (a+b) x h

Question 4

What is the equation for the volume of a prism?

Answer 4

Area of cross section x length

Question 5

What is the equation for volume of a cylinder?

Answer 5

Pi x radius (squared) x height

Question 6

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

Answer 6

(2 x pi x radius x height) + (2 x pi x radius (squared))

Question 7

What is the equation for the volume of a pyramid?

Answer 7

1/3 x area of base x height

Question 8

What is the equation for the volume of a cone?

Answer 8

1/3 x pi x radius (squared) x height

Question 9

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

Answer 9

( pi x radius x length) + ( pi x radius (squared))

Question 10

What is the equation for the volume of a frustum?

Answer 10

Volume of whole cone - volume of top cone

Question 11

What is the equation for the volume of a sphere?

Answer 11

4/3 x pi x radium (cubed)

Question 12

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

Answer 12

4 x pi x radius (squared)