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Would the missing value be 12cm?

Would the missing value be 12cm?-example-1

1 Answer

5 votes

Answer: The missing value, y = 24

Explanation:

The triangles are similar, so the sides are proportional.

The length of side BD is 10. The segment AD is also 10. Add them to get the length of side AB.

DE is 12

12:10 = y:20 . 20/10 = 2 2Ă—12 = 24

User Stephen Hallgren
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