# Circle: Quiz

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More interesting facts on Circle

Question 1: In an x-y ________, the circle with center (a, b) and radius r is the set of all points (x, y) such that
Cylindrical coordinate systemSpherical coordinate systemCartesian coordinate systemParabolic coordinates

Question 2: It is the basis for the wheel, which, with related inventions such as ________, makes much of modern civilization possible.
GearWorm driveRack and pinionTransmission (mechanics)

Question 3: 1880 – Lindemann proves that π is transcendental, effectively settling the millennia-old problem of ________.
Doubling the cubeSquaring the circleAngle trisectionArchimedes

Question 4:
Who played Bill the movie Circle?
 Michael DeLuise Silas Weir Mitchell Peter Onorati Michael DeLuise

Question 5:
Who played Britt the movie Circle?
 America Olivo Gail O'Grady Kinsey Packard America Olivo

Question 6:
What role did James Francis Kelly III play in the movie Circle?
 Detective Bryce Bennett Gavin Chief

Question 7: Given the length y of a chord, and the length x of the sagitta, the ________ can be used to calculate the radius of the unique circle which will fit around the two lines:
TrianglePythagorean theoremTrigonometryTrigonometric functions

Question 8:
What role did Gail O'Grady play in the movie Circle?
 Kathy Dr. Green Morgan Britt

Question 9:
Who played Bennett the movie Circle?
 Silas Weir Mitchell Michael DeLuise Silas Weir Mitchell James Francis Kelly III

Question 10: This equation of the circle follows from the ________ applied to any point on the circle: as shown in the diagram to the right, the radius is the hypotenuse of a right-angled triangle whose other sides are of length x − a and y − b.
GeometryTrigonometryTrigonometric functionsPythagorean theorem