Question

find area of triangle whose vertex are(-5,-1),(3,-5) (5, 2)​

Answer 1

Answer:

Step-by-step explanation:

Hi there..

Using the formula

1/2{x1(y2-y3)+x2{y3-y1}+x3(y1-y2)}

we get..

1/2(-5{-5-2}+3{2+1}+5{-1+5})

=1/2(-5{-7}+3{3}+5{4}

=1/2(35+9+20)

=1/2(64)

=32

Hope this helps