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Circular Measurement of Angles MCQs for Competitive Exams

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Circular Measurement of Angles MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

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Topic Notes: Circular Measurement of Angles

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Circular Measurement of Angles MCQs in Mathematics-General Ability are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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71
A sector of a circle has a radius of 5 m and a perimeter of 16 m. What is the central angle of the sector in radians?
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72
A circular wire of radius 7 cm is cut and bent into a circular arc of radius 12 cm. Find the angle subtended by this arc at the center in radians.
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73
An angle measures 1.5 radians. If the radius of the circle is 8 cm, find the area of the sector.
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74
What is the measure of an exterior angle of a regular pentagon in radians?
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75
What is the measure of each interior angle of a regular octagon in radians?
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76
Find the sum of the interior angles of a regular hexagon in radians.
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77
The angles of a triangle are in AP and the greatest angle is double the least. What is the greatest angle in radians?
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78
The angles of a triangle are in the ratio 2:3:4. Find the smallest angle in radians.
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79
What is the sum of the interior angles of a triangle in radians?
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80
Convert π/5 radians into grades.
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