How do we find the midpoint between (-a, -b, -c) and (3a, 3b, 3c)? Geometry Analytic Geometry Distance between Points 1 Answer Konstantinos Michailidis Nov 18, 2015 The midpoint is #(x_m,y_m)=((-a+3a)/2,(-b+3b)/2,(-c+3c)/2)=(a,b,c)# Answer link Related questions What is the midpoint of the line segment joining the points (7, 4) and (-8, 7)? How would you set up the midpoint formula if only the midpoint and one coordinate is given? For... What is the Endpoint Formula? Using the midpoint formula, if you're only given #((x_1 + x_2) / 2#, #(y_1 + y_2) / 2)#, is it... On a piece of graph paper, plot the following points: A (0, 0), B (5, 0), and C (2, 4). These... The Coca-Cola Company had sales of $18,546 million in 1996 and $21,900 million in 2004. How... How does one derive the Midpoint Formula? How do I find the equation of the perpendicular bisector of the line segment whose endpoints are... How do you find the center of a circle with the Midpoint Formula? The North Campground (3,5) is midway between the North Point Overlook (1,y) and the Waterfall... See all questions in Distance between Points Impact of this question 2284 views around the world You can reuse this answer Creative Commons License