In the coordinate system below, find the following.(a)Coordinates of point Q(b

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问题 In the coordinate system below, find the following.
(a)Coordinates of point Q
(b)Lengths of PQ, QR, and PR
(c)Perimeter of △PQR
(d)Area of △PQR
(e)Slope, y-intercept, and equation of the line passing through points P and R

选项

答案 (a)(-2,0)
(b)PQ = 6, QR = 7, PR=[*]
(c)13 +[*]
(d)21
(e)Slope:[*], or
7y + 6x = 30

解析

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