SA of Spheres

Match the following image with their corresponding name.

• cone

• 
• prism

• 
• pyramid

• 
• cylinder

• 

Match the following

• height

• r

• pi

• B

• Area of the base

• radius

• h

• base

• b

Find the total surface area of the figure.

round to the nearest hundredths

Find the surface area of the figure.
Round your answer to the nearest hundredth.
Using the formula:  $SA=3\pi r^2$  

• 780.47 $m^2$  

• 390. 24  $m^2$  

• 260.02  $m^2$  

• 3,120.28  $m^2$  

What is the formula for surface area of a sphere?

• SA=B+LA

• SA=(4/3)πr³

• SA=4πr²

• SA=Bh

What is the surface area? Use 3.14 for  $\pi$  

• 6658.56 mm²

• 452.16 mm²

• 904.32 mm²

• 108.8 mm²

Which formula is used to find LATERAL Surface Area?

• $V=Bh$

• $V=\pi r^2\cdot h$

• $S=2\pi rh+2\pi r^2$

• $S=2\pi rh$

Which formula is used to find TOTAL Surface Area?

• $V=Bh$

• $S=Ph$

• $S=2\pi rh+2\pi r^2$

• $S=2\pi rh$

Which formula do you use to find TOTAL Surface Area?

• $S=Ph+2B$

• $S=Ph$

• The "heart"

• $V=2\pi rh$

What is the surface area formula for a cone?

• SA = πrl + πr²

• SA = 2πrh + 2πr²

• SA = 4πr²

• SA = πr²