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Prove that a parallelogram which is not ...

Prove that a parallelogram which is not a rectangle is not cyclic.

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  1. Calculate the angles of the quadrilateral in the picture and also the ...

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  2. Prove that any outer. angle of a cyclic quadrilateral is equal to the...

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  3. Prove that a parallelogram which is not a rectangle is not cyclic.

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  4. Prove that any non-isosceles trapezium is not cyclic.

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  5. In the picture, bisectors of adjacent arigles of the quadriláteral ABC...

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  6. i) The two circles below intersect at 'P, Q' and lines through thiese ...

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  7. Inthe picture, points 'P, Qs R' are marked on the sides 'BC, CA, AB' o...

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  8. O' is the centre of the circle and 'AB' is a chord. 'A C' is the bisec...

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  9. In cyciic quadrilateral PQRS, QR is extended tó 'X .' If '/ SRX=100^ci...

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  10. Two circles intersect at 'A' and 'B'. The lines KAL, NBM are parallel....

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  11. ABCD' is a cyclic quadrilateral. If / A= x+15^circ, / B=x-10^circ, /...

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  12. In the figure 'AB'. is the diameter and CD is parallel to the diameter...

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  13. In the picture, chords AB.and CD of the circle are extended to meet at...

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  14. Draw a rectangle of width 5 centimetres and height 3 centimetres. i) ...

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  15. Draw a square of area 15 cm^2

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  16. Draw a square of area 5 square centimetres in three different ways. (...

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  17. In this picture, a line through the centre of a circle cuts a chord in...

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  18. In the picture, a line through the centre of a circle meets a chord of...

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  19. P is an external point of a circle. A line drawn from 'E' intersects t...

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  20. In the figure 'c P R=4 cm, Q R=5 m', 'PS=3 cm .' What is the length of...

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