Question 987023
S is the midpoint of rt, rs = -2× and st = -3×-2, find rs, st and rt
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Draw the picture::
R........S.......T

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rs = -2x
st = -3x-2
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Since S is the midpoint,
-2x = -3x-2
x = -2
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Ans:
rs = -2x = 4
st = -3x-2 = 4
rt = 8
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Cheers,
Stan H.
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