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bii17

the base of an isosceles triangle is 10 ft long and the base angles are decreasing at a rate of 2 degree per secnd. find the rate of change of the area when the base angles are 45 degree

  • one year ago
  • one year ago

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  1. Gowthaman
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    3.487 ft^2/s

    • one year ago
  2. bii17
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    @Gowthaman the answer should be -1.75

    • one year ago
  3. Gowthaman
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    verified u r correct

    • one year ago
  4. Gowthaman
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    |dw:1348990342741:dw|

    • one year ago
  5. Gowthaman
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    |dw:1348990385745:dw|

    • one year ago
  6. Gowthaman
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    |dw:1348990451547:dw|

    • one year ago
  7. Gowthaman
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    |dw:1348990511691:dw|

    • one year ago
  8. bii17
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    where did u get \[ d \theta / dt = - \pi/90\]

    • one year ago
  9. bii17
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    @Gowthaman how will you siimply this.. 25 sec^2 45

    • one year ago
  10. bii17
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    @Gowthaman ???

    • one year ago
  11. Gowthaman
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    u told rate of change of angle is 2 degrees, then

    • one year ago
  12. Gowthaman
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    |dw:1348991058732:dw|

    • one year ago
  13. Gowthaman
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    and sec 45 = 1.414

    • one year ago
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