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Lesson 31

Lesson 31. Areas of the Rectangles. Review. Perimeter – the distance around the polygon. 20 ft 40 ft .

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Lesson 31

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  1. Lesson 31 Areas of the Rectangles

  2. Review • Perimeter – the distance around the polygon. 20 ft 40 ft

  3. Area – the number of square units needed to cover a surface.

  4. How many floor tiles, 1 foot on each side, are needed to cover the floor of a room that is 8 feet wide and 12 feet long?

  5. What is the area of this rectangle? 4 cm 8 cm

  6. The area of a square is 100 square inches.A. How long is each side of the square?B. What is the perimeter of the square?

  7. Turn to page 166.

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