Find the perpendicular distance between to parallel lines of a trapezium was parallel side are 30cm and 24cm, and area is 405cm²
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Answer:
Let, the parallel sides be 4x,5x respectively
Height =18 cm
The area of trapezium =405 cm
2
⟹
2
1
h(a+b)=405
⟹
2
1
×18×(4x+5x)=405
⟹9×9x=405
⟹81x=405
∴x=
81
405
=5
The length of each of the parallel sides are 20 cm,25 cm respectively
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your answer is in attachment
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