Surface Area Formula Review

What math concept is used to find the space inside any 2D shape?

• Area

• Surface area

• Circumference

• Volume

Is surface area.......

• Filling in a 3 dimensional shape

• Wrapping the outside of a 3 dimensional shape

Tags

CCSS.7.G.B.6

What is surface area?

• The measure of the amount of space inside of a solid figure

• The sum of all the areas of all the shapes that cover the object

Tags

CCSS.7.G.B.6

What is lateral surface area?

• The sum of the surface areas of all its faces excluding the bases of the solid.

• The sum of the surface areas of all the faces of the solid.

The radius is __________ the diameter.

• twice

• half of

How do you find the total surface area of a prism?

• Ph

• 2ab + 2bc + 2ac

• $2\pi rh$

• $2\pi rh\ +2\pi r^2$

How do you find the total surface area of a pyramid?

•  $\pi rl$  

•  $\pi rl+\pi r^2$  

•  $\frac{1}{2}Pl$ 

•  $Lateral\ Area\ +\ Area\ of\ the\ Base$ 

What is the surface area formula for a cylinder?

• A = πrl + πr²
• A = 2πrh + 2πr²
• A = 4πr²
• A = πr²

Tags

CCSS.7.G.B.6

How do you find the total surface area of a cone?

•  $\pi rl$  

•  $\pi rl+\pi r^2$  

•  $\frac{1}{2}Pl$ 

•  $\frac{1}{2}Pl+B$ 

Tags

CCSS.HSG.GMD.A.1

What is the surface area for a sphere?

• SA = 4πr²

• SA = 2πrh + 2πr²