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The area of the figure formed by join...

The area of the figure formed by joining the mid-points of the adjacent sides of a rhombus with diagonals `16 c m\ a n d\ 12 c m\ ` is `28\ c m^2` (b) `48\ c m^2` (c) `96\ c m^2` (d) `24\ c m^2`

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The figure obtained by joining the mid-points of the adjacent sides of a rectangle of sides 8c m\ a n d\ 6\ c m is. a) rhombus of area 24\ c m^2 (b) a rectangle of area 24 c m^2 a square of area 26\ c m^2 (d) a trapezium of area 14\ c m^2

The sides of a triangle are 16 c m ,\ 30 c m\ a n d\ 34 c mdot Its area is (a) 225\ c m^2 (b) 240\ c m^2 (c) 225\ sqrt(2\ )\ c m^2 (d) 450\ c m^2

Each diagonal of a square is 14 cm. Its area is (a) 196\ c m^2 (b) 88\ c m^2 (c) 98\ c m^2 (d) 148\ c m^2

The lengths of the diagonals of a rhombus are 36 cm and 22.5 cm. Its area is (a)810 c m^2 (b) 405 c m^2 (c) 202. 5\ c m^2 (d) 1620\ c m^2

The area of a square of side 14cm is (a) 49 c m^2 (b) 156 c m^2 (c) 56 c m^2 (d) 196\ c m^2

If the perimeter of a square is 16 cm, then its area is (a)4 c m^2 (b) 8\ c m^2 (c) 16\ c m^2 (d) 12\ c m^2

The area of the incircle of an equilateral triangle of side 42 cm is 22sqrt(3)\ c m^2 (b) 231\ c m^2 (c) 462\ c m^2 (d) 924\ c m^2

The sides of a triangle are 7\ c m ,\ 9\ c m\ a n d\ 14\ c mdot Its area is (a) 12sqrt(5)\ c m^2 (b) 12sqrt(3)\ c m^2 (c) 24sqrt(5)\ c m^2 (d) 63\ c m^2

If the length of a diagonal of a cube is 8sqrt(3)\ c m , then its surface area is (a) 512\ c m^2 (b) 384\ c m^2 (c) 192\ c m^2 (d) 768\ c m^2

The sum of the length, breadth and depth of a cuboid is 19cm and its diagonal is 5sqrt(5)\ c mdot Its surface area is: (a) 361\ c m^2 (b) 124\ c m^2 (c) 236\ c m^2 (d) 486\ c m^2

RD SHARMA ENGLISH-AREA OF PARALLELOGRAMS AND TRIANGLES-All Questions
  1. Two parallelograms are on equal bases and between the same parallels. ...

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  2. A triangle and a parallelogram are on the same base and between the ...

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  3. Let A B C be a triangle of area 24sq. units and P Q R be the tri...

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  4. The median of a triangle divides it into two (a)congruent triangle...

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  5. In a A B C ,\ D ,\ E ,\ F are the mi-points of sides B C ,\ C A\ a...

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  6. A B C D is a parallelogram. P is any point on C Ddot If a r\ ( D...

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  7. The area of the figure formed by joining the mid-points of the adja...

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  8. A ,\ B ,\ C ,\ D are mid-points of sides of a parallelogram P Q R S...

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  9. The figure obtained by joining the mid-points of the adjacent sides ...

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  10. The mid points of the sides of a triangle A B C along with any o...

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  11. If A D is median of A B C and P is a point on A C such that a r...

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  12. Medians of A B C intersect at G . If a r\ ( A B C)=27\ c m^2, then ...

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  13. In a A B C if D\ a n d\ E are mid-points of B C\ a n d\ A D respect...

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  14. In Figure, A B C D is a parallelogram. If A B=12\ c m ,\ \ A E=7. 5\ c...

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  15. In Figure, P Q R S is a parallelogram. If X\ a n d\ Y are mid-points...

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  16. In Figure, A B C D\ a n d\ F E C G are parallelograms equal in area. I...

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  17. Diagonal A C\ a n d\ B D of trapezium A B C D , in which A B || D C ...

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  18. A B C D is a trapezium in which AB\||\D Cdot If a r( A B D)=24\ c m...

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  19. A B C D is a trapezium with parallel sides A B=a\ a n d\ D C=bdot I...

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  20. A B C D is a rectangle with O as any point in its interior. If a r\...

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