danielramirezfr danielramirezfr

17-02-2021
Mathematics

contestada

A builder was given a design plan for a triangular roof as shown. Explain how he knows that △AED ∼ △ACB. Then find AB.

A builder was given a design plan for a triangular roof as shown Explain how he knows that AED ACB Then find AB class=

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thebecks thebecks

17-02-2021

Answer:

angle AED is congruent to angle ECB and angle ADE is congruent to angle DBC.

Triangle AED is congruent to triangle ACB

AB = 28 feet

Step-by-step explanation:

6/AB = 9/42

42(6) = 9AB

252=9AB

AB=28

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