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DeltaABC~DeltaDEF and their areas are re...

`DeltaABC~DeltaDEF` and their areas are respectively `64cm^2` and `121cm^2` IF EF=15.4 cm then BC=……….cm.

A

10.2

B

8.7

C

11.2

D

10.3

Text Solution

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The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-SIMILAR TRIANGLES -CREATIVE BITS FOR CCE MODEL EXAMINATION
  1. In the figure, x=…………….cm.

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  2. DeltaABC~DeltaPQR,angleA+angleB=100^@, angleR=……..

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  3. DeltaABC~DeltaDEF and their areas are respectively 64cm^2 and 121cm^2 ...

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  4. Which of the following are the sides of a right triangle?

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  5. From the figure y=………….cm.

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  6. The diagonal of a trapezium ABCD in which AB////CD intersect at'O' . I...

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  7. DeltaABC~DeltaDEF and 2AB=DE and BC=8cm then EF=……..cm.

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  8. DeltaABC~DeltaDEF, BC=4cm, EF=5cm and area of DeltaABC=80cm^2 then are...

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  9. In the figure PQR, angleQPR=90^@, PQ=24cm and QR=26cm and in DeltaPKR,...

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  10. In the figure, QAbotAB and PBbotAB if AO=20cm, BO=12cm, PB=18cm then A...

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  11. In the figure angleA=angleB and AD=BE then……….

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  12. In the figure , in DeltaPQR,QR////ST, (PS)/(SQ)=3/5 and PR=28 cm then ...

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  13. In an equilateral triangle ABC, ADbotBC meeting BC in D then AD^2=…………...

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  14. In the figure , if AB////CD then x=……………..cm.

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  15. IF the diagonals in a quadrilateral divide each other proportionally t...

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  16. D,E,F are midpoints of sides BC,CA,AB of DeltaABC. Find the ratio of a...

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  17. In the figure (PS)/(SQ)=(PT)/(TR) and anglePST=anglePRQ then DeltaPQR ...

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  18. Side of a rhombus is 4 cm then its perimeter is…………….cm.

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  19. In the figure, x=………………

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  20. Two sides of a right triangle are 3cm and 4cm then the third side is …...

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