Help asap In the figure below DE is parallel to BC find the length of line BC

asked Feb 20, 2024 13.9k views

4 votes

Help asap
In the figure below DE is parallel to BC find the length of line BC

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2 votes

Answer:

(DE)//(BD)

we apply the theorem of Thales

AD/AB=DE/BC

5/7=3/BC

BC = (7*3)/5=4.2cm

BenU answered Feb 26, 2024

by BenU

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