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Identify all the quadrilaterals that hav...

Identify all the quadrilaterals that have.
four right angles

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ASHOK PUBLICATION ASSAM-Understanding Quadrilaterals.-EXAMPLE
  1. State whether True or False. All squares are trapeziums.

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  2. Identify all the quadrilaterals that have. four sides of equal lengt...

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  3. Identify all the quadrilaterals that have. four right angles

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  4. Explain how a square is. a quadrilateral

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  5. Explain how a square is. a parallelogram

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  6. Explain how a square is. a rhombus

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  7. Explain how a square is. a rectangle

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  8. Name the quadrilaterals whose diagonals. bisect each other

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  9. Name the quadrilaterals whose diagonals. are perpendicular bisectors...

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  10. Name the quadrilaterals whose diagonals. are equal

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  11. Explain why a rectangle is a convex quadrilateral.

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  12. ABC is a right-angled triangle and O is the mid point of the side oppo...

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  13. Take any quadrilateral, say ABCD , Divide it into two triangles, by dr...

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  14. Take four congruent card-board copies of any quadrilateral ABCD, with ...

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  15. Take four congruent card-board copies of any quadrilateral ABCD, with ...

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  16. Consider a concave quadrilateral ABCD, Split it into two triangles and...

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  17. Take a regular hexagon. What is the sum of the measures of its exter...

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  18. Take a regular hexagon. Is x=y=z=p=q=r where x,y,z,p,q,r are exterio...

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  19. What is the measure of each exterior angle?

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  20. What is the measure of each interior angle?

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