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If DeltaABC~DeltaDEF such that the area ...

If `DeltaABC~DeltaDEF` such that the area of `DeltaABC"is" 9 "cm" ^(2) " and the area of " DeltaDEF"is" 16 "cm"^(2)` . If BC = 2.1 cm . Find length of EF.

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The correct Answer is:
`2.8`
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CHETAN PUBLICATION-SIMILARITY -PROBLEMS FOR PRACTICE
  1. Point D and E are the points on sides AB and AC such athat AB = 5.6 , ...

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  2. In DeltaPQR , ray QS bisects of anglePQR.P-S-R. Show that (A(DeltaP...

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  3. In the adjoining figure , seg PQ || AB. Seg PR || seg BD. Prove that ...

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  4. In the adjoining figure , "seg " PA , "seg " QB , "seg " , RC and "s...

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  5. A vertical pole of a length 6 m casts a shadow of 4 m long on the grou...

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  6. In DeltaABC,AB=5,BC=6,AC=7.DeltaPQR~DeltaABC. "Perimeter of" DeltaPQR"...

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  7. In DeltaABC,angleB=90^(@),"seg "DEbot"side " AC. AD=6,AB=12, AC=18, ...

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  8. E is a point on side CB,C-B-E, "In" DeltaABC,AB=AC. "If seg " AD,BC,B...

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  9. D is a point on side BC of DeltaABC such that , angleADC=angleBAC. S...

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  10. In DeltaRES,RE=15,SE=10."In" DeltaPEA,PE=8,AE=12."Prove that" DeltaRES...

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  11. In the adjoining figure "seg "Cebot" side " AB, " seg" AD bot" side " ...

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  12. In the adjoining figure , if DeltaABN~=DeltaACM " show that" DeltaAM...

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  13. Let X be any point on side BC of DeltaABC seg XM || side AB and seg XN...

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  14. In the adjoining figure , seg AB || side DC , OD = x OB = x -3 , OC =...

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  15. DeltaDEF~DeltaMNK If DE = 5 and MN = 6 , then find the value of A (De...

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  16. If DeltaABC~DeltaDEF such that the area of DeltaABC"is" 9 "cm" ^(2) "...

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  17. In the adjoining figure, seg DE|| side BC . If DE : BC =3: 5 , then fi...

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  18. In DeltaABC , PQ is a line segment intesecting AB at point P and AC at...

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  19. In DeltaABC , angleABC=90^(@). DeltaPAB, DeltaQACandDeltaRBC are the e...

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  20. In DeltaABC , seg DE|| side BC. If 2A (DeltaADE)=A(squareDBCE). Sho...

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