Circles and its Related Terms

IMPORTANT

Circles and its Related Terms: Overview

This topic covers concepts, such as Circle, Terms Related to a Circle, Center of a Circle, Radius of a Circle, Chord of a Circle, Diameter of a Circle, Circumference of a Circle, Regions of a Circle, Interior Region of a Circle, Exterior Region of a Circle, Circular Region, Arc of a Circle, Major Arc of a Circle, Minor Arc of a Circle, Semicircle, Segment of a Circle, Major Segment of a Circle, Minor Segment of a Circle, Sector of a Circle, Major Sector of a Circle, Minor Sector of a Circle & Semi Circular Region in a Circle etc.

Important Questions on Circles and its Related Terms

MEDIUM
IMPORTANT

A chord AB of a circle of radius 10 cm makes a right angle at the centre of the circle. Find the difference between the areas of the major and minor segments of the circle. (use π = 3.14)

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What is chord?

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Find the area of a sector (in cm2) of a circle with radius 6 cm if angle of the sector is 60°.

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Area of major sector is smaller than that of a semicircle.

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Define minor sector of a circle.

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Define major sector of a circle.

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Define major segment of a circle.

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Define circular region of a circle.

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Find the points that lie in the exterior region of circle shown above

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Identify the points that lie in the exterior region of circle.

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Different between a secant and a chord

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Define the secant of a circle. Write the formula

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Area of minor sector is less than that of a semicircle.

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Area of major sector is ___ than that of a semicircle.

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Area of minor sector is ___ than that of a semicircle.

MEDIUM
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AB is a chord of a circle in minor segment with centre O. C is a point on the minor arc of the circle between the points A and B. the tangents to the circle at A and B meet at the point O. If ACB=102°, then what is the measure of APB?

EASY
IMPORTANT

 Find the area of the major segment of a circle if the area of the corresponding minor segment is 62 sq. units and the radius is 14 units. Use π=227 and write the answer in sq. units.

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From the below figure, identify the points in the interior of the circle.

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How do you find the area of semicircular region?

EASY
IMPORTANT

The central angle of a semicircle is