AP Calculus BCmediummcq1 pt
The area enclosed by the circle r = 4 is
A.16π
B.8π
C.4π
D.32π
Explanation
Core Concept
A = ½∫₀²ᵖⁱ 16 dθ = 8(2π) = 16π.
Correct Answer
A16π
More Unit 9: Parametric Equations, Polar Coordinates, and Vector-Valued Functions practice questions
- hardA particle moves with constant speed along a parametric path. Its acceleration is
- hardThe area inside r = 2cosθ (one loop) is
- mediumA polar curve's radius is negative on an interval. This means
- hardFor x = t³, y = 3t², d²y/dx² equals
- hardFor the parametric curve x = t³, y = 3t², dy/dx equals
Practice more AP Calculus BC questions with full explanations
Practice Unit 9: Parametric Equations, Polar Coordinates, and Vector-Valued Functions Questions →