C-16-Q115mediumsingle_mcqArea of a circular segment with central angle θ°\theta°θ° and radius rrr is —aθ180°πr2\dfrac{\theta}{180°}\pi r^{2}180°θπr2bθ360°πr2\dfrac{\theta}{360°}\pi r^{2}360°θπr2cθ360°⋅2πr\dfrac{\theta}{360°}\cdot 2\pi r360°θ⋅2πrd12πr2θ\dfrac{1}{2}\pi r^{2}\theta21πr2θ