how to find height of trapezium if length of sides are given
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Step-by-step explanation:
To find the height of the trapezoid, use Herons Formula and Area of a Triangle Formula. Divide the trapezium into a parallelogram and a triangle. Now calculate the area of the triangle using parallelogram properties and herons formula. Plug in the value of the area of the triangle into the equation 1
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Draw AE||BC, through A.
Draw AF CD
For ADE,
s = 21 cm,
Area of ADE=
=
= 84 cm2
base height = 84 cm2
Height =
= 11.2 cm
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