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What is the length of AD, in centimeters?

What is the length of AD, in centimeters?-example-1

1 Answer

3 votes

Answer:

AD=2

Explanation:


(6)/(12) =(AB)/(20) \\AB=(6)/(12) * 20=10\\AD+DF+FB=10\\AD+6+FB=10\\AD+FB=10-6=4\\AD+AD=4 ( \because ~FB=AD )\\2AD=4\\AD=4/2=2

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