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Areas of Irregular Figures

Areas of Irregular Figures. Section 11-4. Example: Finding the Areas of Composite Figures. Find the shaded area. Round to the nearest tenth, if necessary. Example: Finding the Areas of Composite Figures. Find the shaded area. Round to the nearest tenth, if necessary. shaded area:.

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Areas of Irregular Figures

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  1. Areas of Irregular Figures Section 11-4

  2. Example: Finding the Areas of Composite Figures Find the shaded area. Round to the nearest tenth, if necessary.

  3. Example: Finding the Areas of Composite Figures Find the shaded area. Round to the nearest tenth, if necessary. shaded area: 40 + 25 = 65 ft2

  4. Example: Find the shaded area. Round to the nearest tenth, if necessary. Total shaded area is about 1781.3 m2.

  5. Example: Finding the Areas of Composite Figures Find the shaded area. Round to the nearest tenth, if necessary. area of figure: 234 – 10.125 ≈ 202.2 ft2

  6. Example: Finding the Areas of Composite Figures Find the shaded area. Round to the nearest tenth, if necessary. area of figure: 100 –128  186.2 cm2

  7. Example: Find the shaded area. Round to the nearest tenth, if necessary. area of figure: 28.3 – 18 = 10.3 in2

  8. Example: Fabric Application A company receives an order for 65 pieces of fabric in the given shape. Each piece is to be dyed red. To dye 6 in2 of fabric, 2 oz of dye is needed. How much dye is needed for the entire order?

  9. Lesson Quiz: Part I Find the shaded area. Round to the nearest tenth, if necessary. 1. 38.6 cm2 2. 50 ft2

  10. Lesson Quiz: Part II 3. Mike is remodeling his kitchen. The countertop he wants costs $2.70 per square foot. How much will Mike have to spend on his remodeling project? $64.80

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