niyaababii023 niyaababii023

16-10-2020
Mathematics

contestada

Use the matrix calculator to find the area of this
triangle:
(-7,3)
(5,0)
(-4,-3)
A=
DONE

Respuesta :

jesus0042 jesus0042

16-10-2020

Answer:

63/3 or 31.5

Step-by-step explanation:

use the formula A(B-C) +B(C-A)+C(A-B) /2

Then you will substitute the values

-7(0+3) +5(-3-3)-4(3-0)/2

Do the algebra = 63/3 or 31.5

hope that helped cheers

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