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What is surface area?

• Inside of the object
• The sum of all the areas of all the shapes that cover the surface of the object.
• Something Mrs. MacGregor made up?
• Surface area is what you get when you boil unicorn tears. 

What is the surface area formula for a cylinder?

• SA = πrl + πr²
• SA = 2πrh + 2πr²
• SA = 4πr²
• SA = πr²h

Find the total surface area of the cylinder.

• 100.53 square inches
• 351.86 square inches
• 251.33 square inches
• 50.27 square inches

Find the surface area

• 60.4 m²

• 188.4 m²

• 94.2 m²

• 881.9 m²

Find the surface area

• 140.25 cm^2
• 439.82 cm^2
• 219.91 cm^2
• 192.25 cm^2

What shape is this?

• Cylinder
• Rectangular Prism
• Cube
• Cone

Find the surface area of the rectangular prism.

• 94 cm. squared
• 60 cm. squared
• 12 cm. squared
• 19 cm. squared

Find the Surface Area

• 556 cm²
• 278 cm²
• 680 cm²
• 340 cm²

Find the surface area of the rectangular prism with the following dimensions: 
length = 9 m
height = 10 m
width = 12 m

• 630 m squared
• 636 m squared
• 710 m squared
• 1080 m squared

Find the surface area of this figure.

• 148 cm²
• 120 cm²