આપેલ શિરોબિંદુઓ ધરાવતા ત્રિકોણનું ક્ષેત્રફળ શોધો :(2, 3) , (-1, 0), (2, -4)
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Step-by-step explanation:
Given Find the area of a triangle with given vertices: (2, 3), (-1, 0), (2, -4)
- We need to find the area of a triangle with the vertices
- Now area of the triangle
- So a = ½ (x1 (y2 – y3) + x2 (y3 – y1) + x3 (y1 – y2)
- Substituting the values we get
- So a = ½ (2 (0 – (-4)) + (-1) (-4 – 3) + 2(3 – 0)
- So a = ½ (2 (4) – 1(-7) + 2(3)
- So a = ½ (8 + 7 + 6)
- Or a = ½ (21)
- Or a = 10.5
Reference link will be
https://brainly.in/question/17814233
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Answer:
A=10.5hope it helps you
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