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I used the pythagorean theorem.

Need a second opinion

I used the pythagorean theorem. Need a second opinion-example-1
User Siddiqui
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1 Answer

4 votes

Answer:

A.

Explanation:

EF^2=18^2-12^2

EF^2=324-144

EF^2=180

EF=root 180

User Dredok
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