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Lesson 10-8 Pages 539-543

Lesson 10-8 Pages 539-543. Area: Irregular Figures. What you will learn!. How to find the area of irregular figures. Vocabulary. What you really need to know!. To find the area of an irregular figure, separate the irregular figure into figures whose area you know how to find. Example 1:.

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Lesson 10-8 Pages 539-543

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  1. Lesson 10-8Pages 539-543 Area: Irregular Figures

  2. What you will learn! How to find the area of irregular figures.

  3. Vocabulary

  4. What you really need to know! To find the area of an irregular figure, separate the irregular figure into figures whose area you know how to find.

  5. Example 1: Find the area of the irregular figure to the nearest tenth.

  6. Example 1: There is a square, a triangle, and a quarter of a circle.

  7. Example 1: There is a square, a triangle, and a quarter of a circle.

  8. Example 1: There is a square, a triangle, and a quarter of a circle.

  9. Example 1: There is a square, a triangle, and a quarter of a circle.

  10. Example 2: Carpeting cost $2 per square foot. How much will it cost to carpet the area shown? There are two rectangles and one triangle.

  11. Example 2:

  12. Example 2:

  13. Example 2:

  14. Example 2: $2 x 233ft2 = $466

  15. Page 541 Guided Practice #’s 3-6

  16. Read: Pages 539-541 with someone at home and study examples!

  17. Homework: Pages 542-543 #’s 7-10, 16-22 #’s 26-35 Lesson Check Ch-10

  18. Study Guide and Review Pages 544-548 #’s 1-33 (Odd answers in back of book)

  19. Prepare for Test! Page 549 #’s 1-20 Lesson Check Ch-10

  20. Prepare for Test! Pages 550-551 #’s 1-19

  21. #16 Ch Test 2A

  22. Page 750 Lesson 10-8

  23. D’ E’ G’ F’

  24. E’ F’ G’ H’

  25. W’ Y’ Z’ X’

  26. 16 ft 12 ft more 4ft 4 ft 8ft A = r2 A = 162 A  804 ft2 A = r2 A = 42 A  50 ft2 804 – 50 = 754 ft2

  27. 1 unit 3 units 1u2 9u2 9 : 1

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