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In Figure, O C D E is a rectangle insc...

In Figure, `O C D E` is a rectangle inscribed in a quadrant of a circle of radius `10 c m`. If `O E=2sqrt(5) c m` , find the area of the rectangle.

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RD SHARMA ENGLISH-AREA OF PARALLELOGRAMS AND TRIANGLES-All Questions
  1. In Figure, /A O B=90^@,\ A C=B C ,\ O A=12\ c m\ a n d\ O C=6. 5 c m. ...

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  2. In Figure, A B C D is a trapezium in which A B=7c m ,\ A D=B C=5c m ...

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  3. In Figure, O C D E is a rectangle inscribed in a quadrant of a circl...

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  4. In figure, A B C D is a trapezium in which A B||C D . Prove that: ...

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  5. In Figure, A B C D ,\ A B F E\ a n d\ C D E F are parallelograms. Prov...

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  6. Diagonals A C\ a n d\ B D of a quadrilateral A B C D intersect eac...

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  7. In Figure, A B C\ a n d\ ABD are two triangles on the base A B. If ...

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  8. If P is any point in the interior of a parallelogram A B C D , then ...

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  9. If A D is a median of a triangle A B C ,\ then prove that triangl...

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  10. A point D is taken on the side B C of a \ A B C such that B D=2D Cd...

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  11. A B C D is a parallelogram whose diagonals intersect at O. If P is a...

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  12. A B C D is a parallelogram in which B C is produced to E such that...

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  13. A B C D is a parallelogram whose diagonals A C\ a n d\ B D intersect...

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  14. A B C D is a parallelogram. E is a point on B A such that B E=2\ E A...

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  15. In triangle A B C ,\ P\ a n d\ Q are respectively the mid-points o...

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  16. In triangle A B C ,\ P\ a n d\ Q are respectively the mid-points o...

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  17. In triangle A B C ,\ P\ a n d\ Q are respectively the mid-points o...

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  18. A B C D is a parallelogram, G is the point on A B such that A G=...

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  19. A B C D is a parallelogram, G is the point on A B such that A G=2\...

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  20. A B C D is a parallelogram, G is the point on A B such that A G=2\...

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