Math, asked by kundurugnansundar200, 11 months ago

Find the area of the triangle formed by the points (8,-5) (-2,7) and (5,1) by using Herons formula ​

Answers

Answered by sahilarya86
3

Answer:

AREA OF Triangle ACCORDANCEING TO COORDINATE GEO. IS 1/2/[x1*(y2-y3)+x2*(y3-y1)+x3*(y1-y2)]from this formula we can solve the we questions.

Step-by-step explanation:

x1=8,x2= -2and x3=5. And now y1= -5 ,y2=7 and y3=1 then we put the values. 1/2[8(7-1)+-2(1+5)+5(-12)] =1/2×[48- 12 -60]. and now 1/2×-24= -12units ans

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