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Find the unknown length of triangle side

Find the unknown length of triangle side-example-1

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5 votes
Answer: 21 ft

Step by step explanation:
User James Gan
by
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5 votes
triangle ABC and DEF are similar triangles so AB/ED =AC/DF which is 20ft/15ft =28ft/x
=> x=(28*20)/15=21
So, x=21ft
User Rekin
by
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