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Circle Geometry

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIn a circle of radius (r) the central angle is (150^\circ). What is the ratio of arc length to radius?Class 12Trigonometric FunctionsAnglesExpert MathematicsIf the arc length is equal to the diameter of the circle then what is the central angle in radians?Class 12Trigonometric FunctionsAnglesHard MathematicsIf the arc length is (22) cm and the radius is (7) cm then what is the central angle in radians?Class 12Trigonometric FunctionsAnglesHard MathematicsWhat is the perimeter of a sector with radius (10) cm and angle \(\frac{2\pi}{5}\)?Class 12Trigonometric FunctionsAnglesHard MathematicsIn a circle of radius (14) cm the central angle is \(\frac{3\pi}{7}\). What is the arc length?Class 12Trigonometric FunctionsAnglesHard MathematicsAn arc is \(12\pi\) cm and it subtends an angle \( \frac{3\pi}{4} \) radians at the same radius. What is the radius?Class 12Trigonometric FunctionsAnglesHard MathematicsIf \(\theta=4\) radians and \(r=7\) cm then what is the arc length (s)?Class 12Trigonometric FunctionsAnglesEasy