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SAT Math: Circles, Arcs, and Angles (Drill 1)

Drill 1 · Math · Circles, Arcs, and Angles

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About This Drill

SAT Math: Circles, Arcs, and Angles (Drill 1) is a Math practice drill covering Circles, Arcs, and Angles. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.

Circle questions on the SAT cover the standard equation of a circle, arc length, sector area, central and inscribed angles, and the relationship between a circle's radius, diameter, and circumference.

Questions in This Drill

  1. A circle has a radius of 10 centimeters. What is the length of an arc intercepted by a central angle of 72°?
  2. A circle has a radius of 6 inches. What is the area of a sector with a central angle of 90°?
  3. The equation x² + y² − 8x + 6y = 0 represents a circle in the xy-plane. What is the center of the circle?
  4. A central angle in a circle measures 140°. What is the measure of an inscribed angle that intercepts the same arc?
  5. A circle has a circumference of 16π. What is the area of the circle?