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Two congruent circles with centres C and...

Two congruent circles with centres C and O' intersect at A and B. If `angleAO'B = 50^@`, then find `angleACB`

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MODERN PUBLICATION-CIRCLES-EXERCISE
  1. In a triangle with one angle (2pi)/(3), the lengths of the sides form ...

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  2. In a circle C(O,r), AOB and COD are two diameters perpendicular to eac...

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  3. Two congruent circles with centres C and O' intersect at A and B. If a...

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  4. True/False: The degree measure of a semi-circle is 180^@

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  5. (True/ False) A circle has only finite number of equal chords.

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  6. True/False: The perimeter of circle is called its circumference .

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  7. True/False: A circle divides the plane into three parts.

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  8. True/False: Let O be the centre of a circle with radius r. Then a po...

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  9. True/False: An equilateral triangle ABC is inscribed in a circle wit...

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  10. The perpendicular from the centre of a circle to a chord bisects the c...

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  11. In a circle C(O,r), AOB and COD are two diameters perpendicular to eac...

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  12. True/False: The degree measure of a semi-circle is 180^@

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  13. Two circles of radii 5 cm and 3 cm intersect at two points and the dis...

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  14. Fill in the Blanks: Angles in the same segment of a circle are

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  15. Fill in the Blanks: Equal arcs of a circle subtend angles at the cen...

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  16. Fill in the Blanks: Angles subtended by an arc at the centre of a ci...

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  17. Fill in the Blanks: Equal chords of a cirlce (or congruent circles) ...

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  18. Fill in the Blanks: The line drawn through the centre of a circle to...

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  19. Fill in the Blanks: Chords from the centre of a circle are equal in...

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  20. Fill in the Blanks: The perpendicular from the centre of a circle to...

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