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find the area of isolecles triangle whose base is 16cm and vertical angle80`

Asked by 3rd February 2012, 8:38 PM
Answered by Expert
Answer:
Using a/sin50 = 16/sin80 , we can find a
Then area = 1/2 * a * a * sin80 = 64cot(40)
Answered by Expert 4th February 2012, 3:53 PM
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