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Splash Screen. Five-Minute Check (over Lesson 10–5) Main Idea and Vocabulary Key Concept: Volume of a Rectangular Prism Example 1: Find the Volume of a Rectangular Prism Example 2: Use Volume to Solve a Problem. Lesson Menu. Find the volume of rectangular prisms. rectangular prism.
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Five-Minute Check (over Lesson 10–5) Main Idea and Vocabulary Key Concept: Volume of a Rectangular Prism Example 1: Find the Volume of a Rectangular Prism Example 2: Use Volume to Solve a Problem Lesson Menu
Find the volume of rectangular prisms. • rectangular prism • volume • cubic units Main Idea/Vocabulary
Find the Volume of a Rectangular Prism Find the volume of the rectangular prism. Method 1 Use V = ℓwh. V = ℓwhVolume of rectangular prism. V = 10× 8 × 5 Replace ℓwith 10, w with 8, and h with 5. V = 400 Multiply. Example 1
Method 2 Find the Volume of a Rectangular Prism B, or the area of the base, is 8 × 10 or 80 square meters. V =BhVolume of a rectangular prism V = 80×5 Replace B with 80 and h with 5. V = 400 Multiply. Answer: The volume is 400 cubic meters. Example 1
A B C D Find the volume of the rectangular prism. A. 19 in3 B. 38 in3 C. 84 in3 D. 144 in3 Example 1
Use Volume to Solve a Problem STORAGEA closet is 6.2 feet long, 2.8 feet wide, and 8.1 feet high. Find the amount of space contained within the closet for storage. Estimate 6 × 3 × 8 = 144 Find the volume. V = ℓwhVolume of rectangular prism. V = 6.2× 2.8 × 8.1 Replace ℓwith 10, w with 8, and h with 5. V = 140.616 Multiply. Answer: The amount of space in the closet for storage is 140.616 cubic feet. Example 2
A B C D MOVING A box provided by a mover for packing is 4.5 feet long, 2.5 feet wide, and 5.5 feet high. Find the volume of the box. A. 40.25 ft3 B. 61.875 ft3 C. 62.5 ft3 D. 75.125 ft3 Example 2
End of the Lesson End of the Lesson
Five-Minute Check (over Lesson 10–5) Image Bank Math Tools Using a Net to Build a Cube Area of Triangles Resources
A B C D (over Lesson 10-5) Use the make a model strategy to solve.CHEERLEADING The cheerleading team is making a pyramid. There are 6 cheerleaders on the bottom row and one less cheerleader in each row. How many rows are in the pyramid if there are 18 cheerleaders? A. 4 rows B. 5 rows C. 6 rows D. 7 rows Five Minute Check 1
A B (over Lesson 10-5) Use the make a model strategy to solve.DESIGN A grocery store associate is arranging apples in a square pyramid. The base of the pyramid should have 64 apples, and the top layer should have 1 apple. Will 200 apples be enough for the associate to make the pyramid? Explain. A. Yes; 64 + 49 + 36 + 25 + 16 + 4 + 1 = 195. B. No; He needs 64 + 49 + 36 + 25 + 16 + 9 + 4 + 1, or 204 apples. Five Minute Check 2
A B C D (over Lesson 10-5) Mateo has 18 square brick pavers that he wants to arrange for a small patio outside his back door. If he wants the patio to have the least perimeter possible, how many brick pavers will be in each row? A. 1 brick paver B. 2 brick pavers C. 3 brick pavers D. 4 brick pavers Five Minute Check 3