Area(ABCD)= ??? # cm^2#

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1 Answer
Alan P.
May 20, 2018

There is insufficient information to determine this area.

Explanation:

For the sub-triangle ABC, we have #abs(AB)=8# and #abs(AC)=5# (using the Pythagorean Theorem) but without another angle or length, there are many triangles meeting this requirement (with different areas).

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