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Class 12 Mathematics Trigonometric Functions AnglesExpertLevel 69

What is the arc length for radius (8) cm and angle (135^\circ)?

Answer and explanation

Correct answer: (6\pi) cm

(135^\circ=\frac{3\pi}{4}) and (s=8\times\frac{3\pi}{4}=6\pi). In exams, first convert degrees into radians.

Tags

trigonometric-functionsanglesclass-11expert

Frequently asked questions

What is the correct answer to this question?

(6\pi) cm

Why is this the correct answer?

(135^\circ=\frac{3\pi}{4}) and (s=8\times\frac{3\pi}{4}=6\pi). In exams, first convert degrees into radians.

Which subject and chapter does this question cover?

This is a Class 12 Mathematics question. Chapter: Trigonometric Functions. Topic: Angles.

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