Use the interactive to adjust the values, r and θ, and choose the correct statements based on your observations. The point revolves around the pole when r is changed.
The point revolves around the pole counterclockwise when θ is negative.
The point revolves around the pole counterclockwise when θ is positive.
The point gets closer to or farther from the pole when r is changed.
The point gets closer to or farther from the pole when θ is changed.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.