In the given figure, DE║BC and DE: BC = 3:5. Calculate the ratio of the areas of ∆ADE and the trapezium BCED.
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It is given that DE || BC.
∴ ∠ADE = ∠ABC
∠AED = ∠ACB
Applying AA similarity theorem, we can conclude that ∆ ADE ~ ∆ABC.
∴ ∠ADE = ∠ABC
∠AED = ∠ACB
Applying AA similarity theorem, we can conclude that ∆ ADE ~ ∆ABC.
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