Question

Write the formula for the area of triangle formed by the points
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Answer 1

Answer:

Area of a triangle l× b ×h

Answer 2

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∆ABC = 12| r₂ r₃ sin (θ₃ – θ₂) + r₂ r₃ sin (θ₁ - θ₃) - r₁ r₂ sin (θ₁ - θ₂) | square units. Examples on area of the triangle formed by three co-ordinate points: Find the area of the triangle formed by joining the point (3, 4), (-4, 3) and (8, 6).

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