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The triangle below are similar find the lengths of the missing side.

The triangle below are similar find the lengths of the missing side.-example-1
User Creature
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1 Answer

12 votes
12 votes

Answer:

The answer is b =9

Explanation:

20:12=15:b

5:3=15:b

cross multiply

5×b=3×15

5b=45

divide both sides by 5

b=45÷5

b=9

User Diego Freniche
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