Math, asked by saniyarahaman293, 2 months ago

(5,2),(4,7)and(7,-4) area of triangle

Answers

Answered by rajeebsc001

2

Answer:

A = -4units

Step-by-step explanation:

A = [x1(y2−y3)+x2(y3−y1)+x3(y1−y2)]

= [5(7+4) + 4(-4-2) + 7(2-7)]

= (5(11) + 4(-6) + 7(-5) )

= 55-24 -35 = -4

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