Question:
Complete the proof that triangle FGH isn't similar to triangle JIH.

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Khan Academy Question.
Picture of Question attached and answer since no one answered it.

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Answer:
Statement 1: GH/IH = 10/10 = 1 .

Reason 1: Substitute given values.

Statement 2: (FH)/(JH)=5/6.

Reason 2: Substitute given values.

Statement 3: (GH)/(IH)[= sign with / through it](FH)/(JH)

Reason 3: Substitute (1,2)

Statement 4: Triangle FGH isn't similar to Triangle JIH

Reason 4: The lengths of corresponding sides do not form equal ratios. (3)