acestoway552 acestoway552
  • 05-07-2022
  • Mathematics
contestada

A,B and C are points in the cartesian plane. the coordinates of A are (3,-2),BA=(4,-3)and AC=(4,9). Calculate
i. the coordinates of B and Cā€‹

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colinspurdle colinspurdle
  • 05-07-2022
If BA and AC are vectors then AB= (-4 3)
Then B is at (3 - 4, -2 + 3) = (-1, 1)
and C is at (3 + 4, -2 + 9) = (7, 7)
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