Given the three points A(2,-1,2), B(-1,1,4), C(4,3,-1). Find the area of triangle ABC.

Q: The vertices of a triangle are (-2,7), (5,4) and (1,y). If the third point is in the fourth quadrant…

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Q: Do the three points (1,−2), (2,4), and (−3,5) form a right triangle?

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Q: Find the area of the triangle with vertices: Q(-5,-1,-1), R(-6,-4,1), S(-9,-3,2).

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Q: Three receiving stations at (10, 13), (6, 8), and (14, 11) record distances to an earthquake of 2…

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Q: Find the perimeter of the triangle with vertices A(-1, 2, 1), B(1, -1, 3), and C(3, 4, 5).

A: Given:The vertices A(-1, 2, 1), B(1, -1, 3), and C(3, 4, 5).The perimeter of the triangle is AB + BC…

Q: Find the rectangular coordinate of r -6rsin0.

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Q: Find the area of the triangle with vertices: Q(-1,5,5), R(-2,8,7), S(-3,2,8).

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Q: Find the area of a triangle with vertices (-3, 2, 5), (1, 0, 8) and (0, -5, -5). Give your answer…

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Q: find if the points (1, 2,0), (-2, 1, 1), and (0, 3, –1) form a right triangle, Explain vour answer.

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Q: 44. ADAF has coordinates of D(3,2), A(-5,6) and F(-2,-6). Find the perimeter of the triangle to the…

A: The perimeter is the sum of all sides of the triangle.  To find the length of each side of the…