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In a cyclic square ABCD, twice the measu...

In a cyclic `square ABCD`, twice the measure of `/_A` is thrice the measure of `/_C`. Find the measure of `/_C` a)`36^@` b)`72^@` c)`90^@` d)`108^@`

A

36

B

72

C

90

D

108

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CHETANA PUBLICATION-CIRCLE-EXERCISE
  1. /ACB is inscribed in arc ACB of a circle with centre O.If /ACB=65^@,fi...

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  2. Chords AB and CD of a circle intersect inside the circle at point E. I...

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  3. In a cyclic square ABCD, twice the measure of /A is thrice the measure...

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  4. Points A,B,C are on circle, such that m(arc AB)=m(arc BC)=120^@. No po...

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  5. Seg XZ is a diameter of a circle. Point Y lies in its interor. How man...

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  6. /QPR=60^@, then /AOB=…….a)60^@ b)90^@ c)120^@ d)240^@

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  7. Angle between external end point of radius and tangent is…………

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  8. Point P is on the circle. AB is diameter of the circle, /APB is ……………....

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  9. MN is tangent at M and AM is radius.Find AM.

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  10. /ADC=80^@, then /CBE=? a)100^@ b)10^@ c)80^@ d)280^@

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  11. /XYZ=40^@,/AYZ=20^@, line AY is tangent at point Y.:.m(arc XY)=…………a)8...

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  12. AB is tangent at B. AB=12, AP=6, :.PQ=……. a) 12 b) 18 c) 6 d) 20

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  13. Line PT is a tangent at point T. Which of the following is true? a)/AB...

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  14. A circle with centre P.Line AB and line AC are tangents from point A a...

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  15. In adjoining figure,PQ=QR./P=60^@.m(arc PR)=………….

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  16. In the adjoining figure, point P is the centre of the circle and line ...

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  17. In the adjoining figure, point A is the center of the circle. AN=10 cm...

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  18. A circle with centre O. point A is the exterior of the circle. Line AP...

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  19. Two tangents TP and TQ are drawn to a circle with centre O from an ext...

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  20. In the adjoining figure, O is the centre and seg AB is a diameter. At ...

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