Rotate the triangle clockwise 270 degrees around the origin. What are the vertices of the rotated triangle?

Question

Anabelle Short

Mathematics

15 February, 10:07

Rotate the triangle clockwise 270 degrees around the origin. What are the vertices of the rotated triangle?

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Answers (1)

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Andrew Dean · Answer 1

To rotate the angle Ф around origin, the formula is:

(x cosФ - y sinФ, x sinФ + y cosФ, z)

So, (5 cos 270 - (-5 sin 270), 5 sin 270 + (-5 cos 270), 9) = (-5, - 5, 9)