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Name:_______________________Period:___Date:______. Triangle Congruence Practice Using CPCTC. 2. Are ∆ABC and ∆DBC congruent? (circle) Yes or No Justification: ________ If so, find x, if AB = 12x+4 and BD = 100. What does CPCTC stand for? C ______________________
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Name:_______________________Period:___Date:______ Triangle Congruence Practice Using CPCTC 2. Are ∆ABC and ∆DBC congruent? (circle) Yes or No Justification: ________ If so, find x, if AB = 12x+4 and BD = 100. What does CPCTC stand for? C ______________________ P ______________________ C ______________________ T _______________________ C _______________________ B D A x = ____ C 3. Are ∆RST and ∆GHJ congruent? (circle) Yes or No Justification: ________ If so, find <R, if <R = 3x-67 and <G = 13+x. 4. Are ∆ABC and ∆DBC congruent? (circle) Yes or No Justification: _______ If so, find m < ACB, if m <ACB = 4x-20 and m< DCB = 2x+10. A B S R C D T J G <R = ____ m ACB= _____ H 5. Are ∆ABC and ∆DEC congruent? (circle) Yes or No Justification: ________ If so, find the length of AB, if AB = 5x-35 and DE = 25 -x. 6. Are ∆ABC and ∆DEF congruent? (circle) Yes or No Justification: _______ If so, find AC, if AC = 10x+5 and DF = 7x+32. B B A C E C D A D F E AB = ____ AC = _____
7. Are ∆BEN and ∆AMY congruent? (circle) Yes or No Justification: ________ If so, find EN if EN = 2x+3 and MY = 3x-2. 8. Are ∆ALS and ∆MOS congruent? (circle) Yes or No Justification: ________ If so, find LS if LS = 3x-50 and OS = 2x-5 E N A B Y M A L S M O EN = ______ LS = ______