find the area of triangle whose vertices are given as (1 -1) (-4 6) and (-3 -5)
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Answer:
Step-by-step explanation:
Area of∆= 1/2{(X1(y2-y3)+X2(y3-y1)+x3(y1-y2)}
Area of ∆ =1/2{1(6+5)-4(-5+1)-3(-1-6)}
=1/2{11+16+21}
=1/2×48= 24 sq units
Plzzz mark brainleist
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