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Sides of two similar triangles are in th...

Sides of two similar triangles are in the ratio 4 : 9. Areas of these triangles are in the ratio___

A

2 : 3

B

4 : 9

C

81 : 16

D

16 : 81

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UNITED BOOK HOUSE-Similarity-Exercise
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  3. If triangleABC and triangleDEF, angleA = angleE and angleF = angleB th...

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  4. In triangleABC, D and E are two points on AB and AC such that DE || BC...

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  5. The angles of quadrilateral are in the ratio 3 : 5 : 9 : 13. Then find...

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  6. In triangleABC and triangleDEF, AB = DE and BC = EF. Then one can inte...

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  7. The perimeters of two similar triangles triangleABC and trianglePQR ar...

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  8. In triangleABC, two points D and E are taken on the lines AB and BC re...

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  9. In a right angled triangleABC, triangleABC = 90^@, BN is perpendicular...

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  10. A vertical stick 20 m long casts a shdow 10 m long on the ground At th...

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  11. Sides of two similar triangles are in the ratio 4 : 9. Areas of these ...

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  12. Two isosceles triangles have equal angles and their areas are in the r...

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  13. The areas of two similar triangles are 9 cm^2 and 16 cm^2 respectively...

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  14. If triangleABC and triangleDEF are two triangles such that AB/DE = BC/...

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  15. In triangleABC, a line XY parallel to BC cuts AB at X and AC at Y. If ...

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  16. If triangleABC and triangleDEF are similar such that angleA = 47^@, an...

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  17. In a trapezium ABCD, BC AD and AD = 4 cm. the two diagonals AC and BD ...

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  18. If triangleABC ~ triangleDEF such that AB = 9.1 cm and DE = 6.5 cm. I...

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  19. Base of a triangle is 9 and height is 5. Base of another triangle is 1...

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  20. In the adjacent fig if angleADE = angleABC, then CE

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