A triangle has vertices on a coordinate grid at P(4,-9), Q(-1,-9)Q(−1,−9), and R(4,6).R(4,6)What is the length, in units, of PQ

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Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3