If PQ is congruent to QS and QS is congruent to ST, then PQ equals ST.

Statement | Reason

1) PQ is con- 1) given

gruent to QS

2) QS is con- 2) given

gruent to ST

3) PQ is con- 3) Chain Rule

gruent to ST

If PQ is congruent to QS and QS is congruent to ST, then PQ equals ST.

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Statement | Reason

1) PQ is con- 1) given

gruent to QS

2) QS is con- 2) given

gruent to ST

3) PQ is con- 3) Chain Rule

gruent to ST

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