The polygons are similar find the missing length

asked Aug 14, 2022 119k views

14 votes

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7 votes

Answer: 12

Explanation:

Since they are similar, the ratio of corresponding sides is constant

(21)/(28) = (9)/(x)

cross multiply

21x = 252

x = 12

Eid Morsy answered Aug 18, 2022

4.4k points

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