What will be the area of a sector with radius (12) cm and angle (45^\circ)?
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Answer and explanation
Correct answer: (18\pi) square cm
(45^\circ=\frac{\pi}{4}) and area is ( \frac{1}{2}\times144\times\frac{\pi}{4}=18\pi ). Convert the degree angle into radians first.
Frequently asked questions
What is the correct answer to this question?
(18\pi) square cm
Why is this the correct answer?
(45^\circ=\frac{\pi}{4}) and area is ( \frac{1}{2}\times144\times\frac{\pi}{4}=18\pi ). Convert the degree angle into radians first.
Which subject and chapter does this question cover?
This is a Class 12 Mathematics question. Chapter: Trigonometric Functions. Topic: Angles.
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