Given: JK LK: ZJYL and LXJ are right angles. Prove: JY LX

Proof:

Statements

Reasons

1.

?

1. ZKILE ZKLU

2. JL = LJ

2.

?

3. Given

3. LJYL and CLXJ

are rt.

4. LJYL ZLXJ

4.

2

5. AJYL ALXI

S.

?

6. JY LX

6.

?

Which justification belongs in Step 1?

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