Q.1 Which of the following pairs of triangles are congruent and why?
1}In ΔABC, AB= 7 cm, CA= 8 cm, and ∠CAB= 60°
In ΔPQR , PQ = 8 cm, RP = 7 cm, and ∠RPQ = 60°
2}In ΔABC,BC = 6 cm, CA = 9 cm and ∠ABC= 90°
In ΔPQR, BC= 6 cm , RP = 9 cm, and ∠PQR= 90°
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Both answer 1 and 2 is having S.A.S(side angle side) congruency
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