Question

In the figure
seg DE || side AB
DC=80
A(∆CDE) = 20 cm
find A (∆ ABDE )​

Answer 1

Answer:

,In ∆ABC, seg DE || side AB [Given] ∴ DC/AD = EC/BE [Basic proportionality theorem] ∴ 3/4 = (6.4 - x)x ∴ 3x = 5 (6.4 – x) ∴ 3x = 32 – 5x ∴ 8x = 32 ∴ x = 32/8 = 4 ∴ BE = 4

Step-by-step explanation:

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