Asked by Anonymous
Find the midpoint, M, that divides segment AB into a rstio of 5:3 if A is at (-4, -2) and B is at (4, -10).
a. (1, -7)
b. (2, -7) *****
c. (2, -8)
d. (1, -8)
a. (1, -7)
b. (2, -7) *****
c. (2, -8)
d. (1, -8)
Answers
Answered by
Reiny
You can't be looking for the "midpoint" M, or else AM : MB = 1:1, not 5:3
Make a sketch and label M(x,y) , so that AM : MB is appr 5:3
For the x of M :
(x+4)/(4-x) = 5/3
3x + 12 = 20 - 5x
8x = 8
x = 1
find y in the same way, let me know what you have for point M
Make a sketch and label M(x,y) , so that AM : MB is appr 5:3
For the x of M :
(x+4)/(4-x) = 5/3
3x + 12 = 20 - 5x
8x = 8
x = 1
find y in the same way, let me know what you have for point M
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