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deepaksoni
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Question 20. In the given figure, tangents PQ and PR are drawn from an external point P to a circle such that ∠RPQ = 30°. A chord RS is drawn parallel to the tangent PQ, Find ∠RQS

This is the basic and conceptual question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 In this question is given that tangents PQ and PR are drawn from an external point P to a circle such ...

circlesicseml aggarwal
deepaksoni
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Question 19. In the given figure, AD is a diameter of a circle with centre O and AB is tangent at A. C is a point on the circle such that DC produced intersects the tangent of B. If ∠ABC = 50°, find ∠AOC.

One of the most important and exam oriented question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 It is given that AD is a diameter of a circle with centre O and AB is tangent at ...

circlesicseml aggarwal
deepaksoni
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Question 18. (a) In the figure (i) given below, PA and PB are tangents at a points A and B respectively of a circle with centre O. Q and R are points on the circle. If ∠APB = 70°, find (i) ∠AOB (ii) ∠AQB (iii) ∠ARB (b) In the figure (ii) given below, two circles touch internally at P from an external point Q on the common tangent at P, two tangents QA and QB are drawn to the two circles. Prove that QA = QB.

This is circle based question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 In first part of question it is given that, PA and PB are tangents at a points A and B respectively of a ...

circlesicseml aggarwal
deepaksoni
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Question 16. In the given figure, AC is a transverse common tangent to two circles with centres P and Q and of radii 6 cm and 3 cm respectively. Given that AB = 8 cm, calculate PQ.

This is the basic and conceptual question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 In this question we have that AC is a transverse common tangent to two circles with centres P and Q and ...

circlesicseml aggarwal
deepaksoni
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Ques 13(b) In the figure (ii) given below, equal circles with centres O and O’ touch each other at X. OO’ is produced to meet a circle O’ at A. AC is tangent to the circle whose centre is O. O’D is perpendicular to AC. Find the value of :(i) AO′/AO (ii) areaofΔADO′/areaofΔACO

This is circle based question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 We have that equal circles with centres O and O’ touch each other at X. OO’ is produced to meet a circle O’ at ...

icseml aggarwal
deepaksoni
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Question 13. (a) In the figure (i) given below, AB = 8 cm and M is mid-point of AB. Semi-circles are drawn on AB, AM and MB as diameters. A circle with centre C touches all three semi-circles as shown, find its radius.

One of the most important and exam oriented question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 We have, AB = 8 cm and M is mid-point of AB. Semi-circles are drawn on AB, AM and ...

circlesicse board
deepaksoni
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Question 12(b) In the figure (ii) given below, two concentric circles with centre O are of radii 5 cm and 3 cm. From an external point P, tangents PA and PB are drawn to these circles. If AP = 12cm, find BP.

This is the basic and conceptual question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 We have that two concentric circles with centre O are of radii 5 cm and 3 cm. From an external point P, ...

circlesicseml aggarwal
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