Asked by kourtney
find the area of an isosceles triangel with hypothenues 18
Answers
Answered by
drwls
If it has a hypotenuse it must also be a right triangle.
Since the other two sides are equal, their lengths must ne 18/sqrt2.
The area is then (1/2)(18/sqrt2)^2
= 9*18/2 = 81
Since the other two sides are equal, their lengths must ne 18/sqrt2.
The area is then (1/2)(18/sqrt2)^2
= 9*18/2 = 81
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