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In DeltaABC, E and F are the points on t...

In `DeltaABC`, E and F are the points on the sides AB and AC respectively. IF AE=2 cm, EB=2.5 cm, AF=4 cm, and FC=5 cm, then………………

A

`EF bot BC`

B

`EF bot AB`

C

`EF||BC`

D

`EF||AB`

Text Solution

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The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-SIMILAR TRIANGLES -OBSERVATION BITS TO SOLVE VARIOUS BITS IN THE GIVEN IN THE PUBLIC EXAMINATION
  1. In Heron's formula , area of triangle =sqrt(s(s-a)(s-b)(s-c)), s is ……...

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  2. If DeltaPQR~DeltaXYZ and angleX=30^@,angleQ=50^@, then angleZ=………………

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  3. Height of an equilateral triangle whose sides is 'a' cm is ………..

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  4. From the given figure, ar (DeltaADE): ar (DeltaABC)= …………..

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  5. In DeltaABC, E and F are the points on the sides AB and AC respectivel...

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  6. DeltaABC~DeltaPQR and angle A+angleB=115^@, then angleR=…………..

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  7. When we construct a triangle similar to a given triangle as per given ...

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  8. DeltaABC~DeltaDEF is given then which of the following is correct.

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  9. In DeltaABC angleC=90^@, BC=a, AB=c, AC=b and 'p' is length of height ...

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  10. In DeltaABC AC=12 cm , AB=5 cm and angleBAC=30^@, then area of the Del...

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  11. Express 'x' in terms of a,b and c in the following figure.

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  12. In a right angled triangle with integral sides at least one of its mea...

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  13. In the figure DeltaABC,DE||BC, AD=1.5 cm, DB=6 cm, AE= x cm , EC= 8cm,...

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  14. IF DeltaABC~DeltaDEF and area (DeltaABC): area (DeltaDEF)=49:100. Th...

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  15. IF DeltaPQR~DeltaXYZ, QR=3cm , YZ=4cm DeltaPQR area =54 cm^2. Then Del...

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  16. In DeltaABCwith angleA=90^@, from A, perpendicular AD is drawn on BC, ...

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  17. The perimeter of two similar triangles are in 4:9 ratio, the ratio of...

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  18. The theorem applied to divide the line segment in the given ratio is……...

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  19. Reciprocal of tan theta is………………

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  20. (sec^2theta-1) (cosec^2theta-1)=………….

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