abates950 abates950

31-08-2018
Mathematics

contestada

Find the area of a triangle with vertices (-2,2), (1,5) and (6,-1).

A. -16.5

B. 33

C. -33

D. 16.5

Respuesta :

01-09-2018

The solution in the attachment (two methods)

Answer: D. 16.5 u²

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