Answer: 1.If two quadrilaterals are congruent, then there must be 4 pairs of corresponding sides. [C) is true]
2. Statement ∆KPT ≅ ∆KRT. [D) is true.]
3. If CDEF ≅ MNPQ, then ∠P ≅ ∠E [C) is true.]
4. If ∆LMC ≅ ∆BJK, then ∆MCL ≅ ∆JKB. [B) is true.]
5. If ABCDE ≅ LMNPQ, then there are 10 pairs of corresponding parts .
6. If ∠C ≅ ∠M, ∠E ≅ ∠Q, ED, ≅ QN,CD ≅MN and EC≅QM , then ∆CED ≅∆MQN [A) is true]
7. ∠B and ∠E will be a pair of corresponding parts if ∆ABC ≅ ∆DEF. [B) is true.]
8. B) is true.∆QPR ≅ ∆SPR
. [B) is true]
9. If two angles of one triangle are congruent to two angles of another triangle, then the third angles are congruent. [C) is true.]
10. If CDEF ≅ MNPQ, then ∠N ≅ ∠D. [C) is true.]