Surface Area of Prisms

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. Carlos made up?

• Surface area is what you get when you boil unicorn tears.

What is the surface area formula for a prism?

• SA = 2πrh +2πr²

• SA = Ph + 2B

• SA = πrl + πr²

• SA = ½Pl + B

Tags

CCSS.7.G.B.6

In surface area formulas, what does B represent?

• bottom

• perimeter of the base

• area of the base

• base

Tags

CCSS.7.G.B.6

In the formula Ph + 2B, why are you multiplying by 2?

• Just because it's the formula.

• It is multiplying B by 2 because there are two bases.

• It's just the number 2.

In the formula Ph + 2B, what does h stand for?

• the height of the base

• the height of the prism

What does "P" stand for in the surface area formulas?

• Perimeter of the area
• Parallel
• Perimeter of the Base
• Pi

Tags

CCSS.7.G.B.6

What does lateral mean when asked to find the lateral surface area?

• Means the bases and no sides.
• Means just  the sides.

Tags

CCSS.7.G.B.6

How many total faces does this shape have? (hint: include the ones you don't see!)

• 3
• 5
• 1
• 6

Tags

CCSS.6.G.A.4

Find the lateral surface area of the prism.

• 12 square inches
• 48 square inches
• 192 square inches
• 64 square inches

Tags

CCSS.7.G.B.6

Find the lateral surface area of the figure.

• 96 ft²
• 192 ft²
• 84 ft²
• 108 ft²

Tags

CCSS.7.G.B.6