Nat 5 equations

Question 1

What is the equation for the area of a square?

Answer 1

L x B (both values will be the same).

Question 2

What is the equation for the volume of a cube?

Answer 2

L x B x H (all values will be the same).

Question 3

What is the equation for the area of a rectangle?

Answer 3

L x B

Question 4

What is the equation for the volume of a cuboid?

Answer 4

L x B x H

Question 5

What is the equation for the area of a triangle?

Answer 5

1/2 x B x H

Question 6

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

Answer 6

1/3 x area of base x perpendicular height

Question 7

What is the equation for the volume of a prism?

Answer 7

area of cross section x height

Question 8

What is the equation for the volume of a cylinder?

Answer 8

πr²h

Question 9

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

Answer 9

πr² + πr² + 2πr x h or 2πr² + 2πr x h

Question 10

What is the equation for the area of a circle?

Answer 10

πr² or πd

Question 11

What is the equation for the volume of a cone?

Answer 11

1/3πr²h

Question 12

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

Answer 12

πr² + π x r x L

Question 13

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

Answer 13

π x r x L

Question 14

What is the equation for the volume of a sphere

Answer 14

4/3πr³

Question 15

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

Answer 15

4πr²

Question 16

what is the equation for the area of a hemisphere?

Answer 16

2πr²

Question 17

What is the basic equation for the Volume of a 3D shape?

Answer 17

Area of cross section x length or height

Question 18

What is the equation for the volume of a hemisphere?

Answer 18

2/3πr³