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DallasLifeBaby01

  • one year ago

Explain the steps you would take to find the area of the following composite shape. (Use 3.14 for π. DRAWING OF SHAPE WILL BE IN COMMENTS

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  1. DallasLifeBaby01
    • one year ago
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    |dw:1437828904508:dw|

  2. DanJS
    • one year ago
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    a half circle and a rectangle

  3. DanJS
    • one year ago
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    Are there any measurements , or just variables

  4. DallasLifeBaby01
    • one year ago
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    yeah sorry it not a good drawing

  5. DallasLifeBaby01
    • one year ago
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    no its just the shape

  6. DanJS
    • one year ago
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    ok... one moment

  7. DanJS
    • one year ago
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    |dw:1437829085387:dw|

  8. DanJS
    • one year ago
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    The total area, is half the area of the circle radius R, Plus, A rectangle with side lengths 2R and L

  9. DanJS
    • one year ago
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    Area Circle = pi * Radius^2 Area Rectangle = Length * Width

  10. DallasLifeBaby01
    • one year ago
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    okay thanks

  11. DanJS
    • one year ago
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    \[Total Area = \frac{ 1 }{ 2 }\pi*R^2 ~~+~~2R*L\]

  12. DanJS
    • one year ago
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    Half a circle, plus the rectangle

  13. DanJS
    • one year ago
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    So to explain the steps.. 1) draw a radius of the circle 2) the width of the rectangle is 2 times the radius 3) Let the length of rectangle be L then what i explained above

  14. DallasLifeBaby01
    • one year ago
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    okay thanks this helps so much!

  15. DanJS
    • one year ago
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    welcome

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