Answer: 1.If two quadrilaterals are congruent, then there must be <u>4 </u>pairs of corresponding sides.    [C<u>)</u> is true]
2. Statement  ∆KPT ≅ ∆KRT.                       [D) is true.]
3. If CDEF ≅ MNPQ, then ∠P ≅ <u>∠E</u>                   <u>[C) is true.]</u>
4. If ∆LMC ≅ ∆BJK, then  <u>∆MCL</u> ≅ ∆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 <u>∆CED </u>≅∆MQN             [A)<u>  is true</u>]
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 <u>third angles</u> are congruent.    [C) is true.]
10. If CDEF ≅ MNPQ, then ∠N ≅ ∠D.   [C) is true.]