The adjacent sides of a parallelogram ABCD measures 34 cm and 20 cm, and the diagonal AC measures 42 cm.The area of the parallelogram is___.

The adjacent sides of a parallelogram ABCD measures 34 cm and 20 cm, a

1.	The adjacent sides of a parallelogram ABCD measures 34 cm and 20 cm, and the diagonal AC measures 42 cm.The area of the parallelogram is___.
A.	386 cm2
B.	276 cm2
C.	672 cm2
D.	1344 cm2
Answer» D. 1344 cm2