What is the image of the point (6,-9) after a rotation of 270° counterclockwise about the origin?
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2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

Which of these angles are complementary? a. 45o and 45o b. 63o and 117o c. 45o and 135o d. 90o and 45o