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How do you solve this problem In geometry?

How do you solve this problem In geometry?-example-1
User Karnok
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1 Answer

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The 2 smaller triangles are similar. Thus, y is to z as x is to 4. You need 3 such ratios to find the 3 unknowns. Could you try your hand at writing 1 more ratio based upon the illustration?

User Anton Putau
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