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Given ΔADC and ΔAEB, What is AE?

Given ΔADC and ΔAEB, What is AE?-example-1

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Answer:

As shown in picture,

EB is perpendicular with AC

DC is perpendicular with AC

=> EB // DC

Applying Thales theorem:

BC/AC = ED/AD

=> AD = ED x AC/BC = 72 x 88/55 = 115.2

=> AE = AD - ED = 115.2 - 72 = 43.2

Hope this helps!

:)

User Andrea Black
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