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Given a point P(0, -1, -3) and the image of P in the plane 3x - y + 4z - 2 = 0 is Q. Point R is (3, -1, -2). Find the area of ΔPQR

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Given a point P(0, -1, -3) and the image of P in the plane 3x - y + 4z - 2 = 0 is Q. Point R is (3, -1, -2). Find the area of  ΔPQR

(1)  √ 91/13

(2)   √91/2

(3)   √91/2

(4)   √91

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1 Answer

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by (69.2k points)

Correct option (2)   √91/2

Explanation:

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