Given ADE with AD= 5 centimeters, BD= 3 centimeters and DE= 10 centimeters What is the length of BC? A. 6 2/3 cm B. 5 cm C. 4 cm D. 6 cm

asked Jun 11, 2022 102k views

3 votes

Given ADE with AD= 5 centimeters, BD= 3 centimeters and DE= 10 centimeters

What is the length of BC?

A. 6 2/3 cm
B. 5 cm
C. 4 cm
D. 6 cm

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5 votes

Answer:

BC is 4

Explanation:

Use a proportion to solve

AB is 2 (AD is 5 and BD is 3- so 5-3)

(2)/(x) = (5)/(10)

$5x=20\\x=4$

Kaloyan answered Jun 16, 2022

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