southernearthco southernearthco

23-04-2018
Mathematics

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A triangle abc with vertices a (6,8) b(6,12) and c(10,12) is rotated 180 degrees. what are the coordinates of B

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choixongdong choixongdong

23-04-2018

The rule for a rotation by 180
(x,y)→(−x,−y)
so B(6,12) will be B'(-6, -12)

answer

B'(-6, -12)

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