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jacalneaila
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the sides of the parallelogram are 36 cm and 76 cm,. if they intersect at angle of 63 degrees , find the area of the parallelogram.
 8 months ago
 8 months ago
jacalneaila Group Title
the sides of the parallelogram are 36 cm and 76 cm,. if they intersect at angle of 63 degrees , find the area of the parallelogram.
 8 months ago
 8 months ago

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@ranga
 8 months ago

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how can i solve this?
 8 months ago

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dw:1385781798570:dw
 8 months ago

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Area of a parallelogram = base * height = AB * DE = 76 * DE Find DE from the triangle DAE.
 8 months ago

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@ranga
 8 months ago

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In triangle DAE sin(63) = ?
 8 months ago

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What is the definition of sine in a triangle?
 8 months ago

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i dunno
 8 months ago

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sine = opposite / hypotenuse So for sin(63) in the triangle AED what is opposite and what is hypotenuse?
 8 months ago

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@ranga step by step please
 8 months ago

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I can't make it any simpler. You should know the definition of sine by now. If I keep solving problems then there won't be any learning.
 8 months ago

jacalneaila Group TitleBest ResponseYou've already chosen the best response.0
the hypotenuse is 36 and the opposite is 76
 8 months ago

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correct?
 8 months ago

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@ranga
 8 months ago
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