Posted by **Julie** on Thursday, August 11, 2011 at 5:27pm.

Find the area of the parallelogram with vertices at...? (-6,-4), (0,-4), (3,4), and (-3,4)

A) 14

B) 48

C) 24

D)

PLEASE HELP A.S.A.P., beggers can't be choosers but maybe an explanation?

- MATH -
**Henry**, Thursday, August 11, 2011 at 8:56pm
Procedure: Calculate 1 hor side and the height. A = bh.

A(-6,-4), D(0,-4). AD is a hor. side.

AD = 0-(-6) = 6.

A(-6,-4), B(-3,4). AB is a slant line.

tanA = Y/X = (4-(-4)) / (-3-(-6) = 8/3.

Y = 8 = h.

Area = bh = 6 * 8 = 48.

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