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The figure shows two circles which inter...

The figure shows two circles which intersects at A and B . The centre of the smaller circle is O and lies on the circumference of the Calculate. In terms of ` a^(@) ` , the value of
(i) abtuse ` angle AOB `
(ii) ` angle ADB `
Give reassons for your answers clearly.

Text Solution

Verified by Experts

The correct Answer is:
(i) ` (2a)^(@) (ii) (180 - 2a)^(@) (iii) (180 - 2a)^(@) `
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ICSE-CIRCLES-EXERCISE 17(A)
  1. In the figure O is the centre of the circle angle AOE = 150 ^(@) , an...

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  2. In the figure , given below P and Q are the centres of two circles i...

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  3. The figure shows two circles which intersects at A and B . The centre ...

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  4. In the given figure ,O is the centre of the circle and angle DAB = 5...

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  5. In the given figure. A is the centre of the circle , ABCD is a paralle...

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  6. ABCD is a cyclic quadrilateral in which AB is parallel to DC and AB is...

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  7. In the given figure AB is a diameter of the circle. Chord ED is paral...

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  8. In the given figure AB is a diameter of the circle with centre O. DO i...

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  9. In the given figure, I is the incentre of Delta ABC BI when produce...

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  10. A triangle ABC is inscribed in a circle. The bisector of angles BAC, A...

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  11. Calculate the angles x,y and z if (x)/(3) = (y)/(4) =(z)/(5) (#...

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  12. In the given figure , AB = AC = CD and angle ADC = 38^(@) . Calculat...

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  13. In the given figure ,AC is the diameter of circle , centre O. Chord BD...

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  14. In the given figure ,AC is the diameter of the circle with centre O,C...

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  15. In the given figure . AE is the diamter of the circle . Write down the...

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  16. In the given figure. AOC is a diameter and AC is parallel to ED . If ...

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  17. Use in the given figure to find : (i) angle BAD . (ii) angle DQ...

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  18. In the given figure , AOB is a diameter and DC is parallel to AB . If ...

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  19. In the given figure ,AB is the diameter of a circle with centre O. an...

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  20. In the given figure, PQ is the diameter of the circle whose centre is ...

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