4. Find the image of triangle ABC after rotating 90 degrees counterclockwise about the origin. What are the coordinates of C' ? y 4 34 -2 B 4 A- O a) (3, -4) b) (-4, -3) O c) (4, 3) O d) (-3, 4) 2. 4.

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Q: ind the standard equation of the sphere  with diameter and end points below (6,-1,-2), (4,11,12)

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Q: Given P(2, -5) , what are the coordinates of r(90°, O) (P) ? A (5, 2) в (-5, 2) (С (5.-2) D(-2, -5)

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Q: 1. Vector A is the same as: (Circle ALL that apply) A a. B+C b. D-B B C. D+C D d. (D-C)

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Q: 2) (3, 50"), Convert to rectangular coordinates and state which quadrant it is in.

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Q: Convert the equation p 2 to rectangular coordinates and write in standard form.

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