Prove that the points (2,-2),(-2,1) and (5,2) are the vertices of a right angled triangle. also find the area of this triangle

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Question:

prove that the points (2,-2),(-2,1) and (5,2) are the vertices of a right angled triangle. also find the area of this triangle

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Answer:1st use distance formula for each side of the triangle then use PT for checking if they are equal then u will get it as equal then use area of triangle formula u will get the ans explanation:

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