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ABCD is a trapezium with AD and BC parallel sides. E is a point on BC. The ratio of the area of ABCD to that of AED is
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AD BC -
BE EC -
BE + BE AD + AD -
AD + BC AD
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Correct Option: D
Using Rule 13, E
EF is perpendicular on side AD.
∴ Area of trapezium = | (AD + BC) × EF | |
2 |
∴ Area of ∆AED = | × AD × EF | |
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∴ Required ratio = | (AD + BC) × EF | |
2 | ||
× AD × EF | ||
2 |
= | ||
AD |