Surface Area and Volume SOL 8.7

What is a rectangular prism? Cereal Box TV Locker Gift Box Height Width Length

Made up of 2 circles & one rectangle What is a cylinder? Pringles Container Toilet Paper Roll Soup Can Radius Made up of 2 circles & one rectangle Height

Surface Area The sum of all the areas of all the shapes that make up an object The label on a can The wrapping paper on a present The amount of material needed to make a can or box

Surface Area L W 2 2lw

Surface Area L H 2 2lh

Surface Area W H 2 2wh

Remember to square the units on your answer! Surface Area 2lw 2lh 2wh + + TO SOLVE: Remember to square the units on your answer! Plug in all #s Multiply Add

Let’s Try One Together Plug in all #s Multiply Add

Try One Alone 15in 2in 8in Plug in all #s Multiply Add

Surface Area 2

Length (circumference of Surface Area height Length (circumference of the circle )

Remember to square the units on your answer! Surface Area + TO SOLVE: Remember to square the units on your answer! Plug in all #s Multiply Add

Cancel out exponent then, Multiply Let’s Try One Together Plug in all #s Cancel out exponent then, Multiply Add

Cancel out exponent then, Multiply Try One Alone 5in 20in Plug in all #s Cancel out exponent then, Multiply Add

Try It with a Partner Complete #s: 8, 10, 13, & 14 on the practice sheet on the back of your notes!

Volume The number of cubic units needed to fill the space occupied by a solid. The amount of soup that could fit in a can The amount of Pringles that can fit in the container The amount of cereal that can fit in the cereal box

Remember to cube the units on your answer! Volume Remember to cube the units on your answer! TO SOLVE: Plug in all #s Multiply Straight Across

Let’s Try One Together Plug in all #s Multiply

Remember to cube the units on your answer! Volume TO SOLVE: Plug in all #s Get rid of exponent Multiply Straight Across

Let’s Try One Together Plug in all #s Cancel out exponent Multiply