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If the midpoint of ST is (5, -8),what is S if T is (1, 12)?

User Jcanker
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1 Answer

5 votes

Answer:

(9, -28)

Explanation:

Let S be (x,y)


( (x + 1)/(2) . (y + 12)/(2) ) = (5. - 8) \\ x = 5(2) - 1 = 9 \\ y = - 8(2) - 12 = - 28

Therefore, S is (9, -28)

User David Gill
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