Cyclic Quadrilateral and its Properties

IMPORTANT

Cyclic Quadrilateral and its Properties: Overview

This topic covers concepts such as cyclic quadrilateral, theorem on cyclic quadrilateral, and converse of theorem on cyclic quadrilateral.

Important Questions on Cyclic Quadrilateral and its Properties

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IMPORTANT

ABCD is cyclic quadrilateral, lines AB and DC intersect in the point F and lines AD and BC intersect in the point E. Show that the circumcircles of ABCF and ACDE intersect in a point G on the line EF.

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Difference between the measures of the opposite angles of a cyclic quadrilateral is 12°. Find the meaures of both the angles.

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If P=105° of a cyclic quadrilateral PQRS, then the value of R is:

MEDIUM
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In the diagram given below ABCD is a cyclic quadrilateral. The value of BAD=_____

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EASY
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In the figure, points P,Q,R and S lie on a circle. Then the values of x and y are respectively

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EASY
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In figure PQ, is a chord of a circle with centre O and PT is its tangent at P. if QPT=60°, then PRQ is

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MEDIUM
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If A0B=66° where O is centre of the circle in the figure. From the information in the diagram solve for x if DOC=52°.
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MEDIUM
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Find x, If ABF=CBF.
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EASY
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In the diagram given below ABCD is a cyclic quadrilateral. Then BAD=BCE

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EASY
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In the diagram given below ABCD is a cyclic quadrilateral. If the value of BCD=100°, then the value of BCE=70°.

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EASY
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In the diagram given below ABCD is a cyclic quadrilateral. The value of BCE=_____°

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In the diagram given below ABCD is a cyclic quadrilateral. The value of BCE=

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EASY
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If a pair of opposite angles of a quadrilateral is complementary, then the quadrilateral is cyclic quadrilateral

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If a pair of opposite angles of a quadrilateral is supplementary, then the quadrilateral is _____ quadrilateral

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If a pair of opposite angles of a quadrilateral is supplementary, then the quadrilateral is 

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What is converse of theorem on cyclic quadrilateral?

EASY
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State and prove corollary on cyclic quadrilateral.

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If O is the centre of the circle then what is the value of x.
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MEDIUM
IMPORTANT

Let ABCD be a quadrilateral such that there exists a point E inside the quadrilateral satisfying AE=BE=CE=DE. Suppose DAB, ABC, BCD is an arithmetic progression. Then the median of the set DAB,ABC,BCD is :-

HARD
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In figure, AOB  is the diameter of a circle and C,D and E are three points situated on semi circle. The value of ACD+BED=_____°

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