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Question
the base angle of an isoseles trapezium is 45 degree.if the shorter side and both the equal side are 10cm each.what is the area of the triangle?
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Answer
Given, In an Isosceles Trapezium ABCD, angle A = angle B = 45° Then angle C = angle D = 135°
Area of a trapezium is given by 1/2*h(a+b)
On solving we get the area 50(sqrt2 + 1)
