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Given the point D(4,6), what is D' with R-90°
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Given the point D(4,6), what is D' with R-90°

User Joey Gao
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1 Answer

2 votes

Answer:

D'( -6 , 4).

Explanation:

In rotation through 90 degrees from the origin

P(x,y) - P'(-y , x)

D(4 , 6) - D'( -6 , 4).

It's simple

User Merry
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