Plot the points A(2,5)B(8,5)C(5,-3) and find area of triangle
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1/2[ x1(y2-y3) +x2(y3-y1) +x3(y1-y2) ]
1/2[2(5+3) +8(-3-5) +5(5-5)]
1/2[2(8)+8(-8)+5(0)]
1/2[16-64]
1/2×48
=24cm is answer
1/2[2(5+3) +8(-3-5) +5(5-5)]
1/2[2(8)+8(-8)+5(0)]
1/2[16-64]
1/2×48
=24cm is answer
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