Answer:

1. a. AB = DE

b. ∠A = ∠D

c. CA = FD

SAS POSTULATE

2. a. RT = QP

b. ST = OQ

c. RS = PO

SSS POSTULATE

3. a. ME = KE

b. ∠E = ∠E

c. ∠K = ∠M

ASA POSTULATE

B.

STATEMENTS

1. TI = ER
2. TR = EI
3. IR = IR
4. ∠T = ∠E
5. ∆ITR = ∆REI

REASONS

1. TI IS PARALLEL TO ER ACCORDING TO THE DEFINITION OF A PARALLELOGRAM.
2. TR IS PARALLEL TO EI ACCORDING TO THE DEFINITION OF A PARALLELOGRAM.
3. REFLEXIVE PROPERTY
4. CORRESPONDING PARTS OF CONGRUENT TRIANGLES
5. GIVEN