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If the ratio of the sides of two similar...

If the ratio of the sides of two similar triangles be `4:9`, then ratio of areas will be

A

`16:81`

B

`2:3`

C

`4:9`

D

`81:16`

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CALCUTTA BOOK HOUSE-SIMILARITY-Exercise 5.2
  1. In the right-angled triangles DeltaPQR and DeltaDEF, /Q=/E= right angl...

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  2. DeltaABC and DeltaBDE are two equilateral triangles. If D is the mid-p...

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  3. If the ratio of the sides of two similar triangles be 4:9, then ratio ...

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  4. DeltaPQR~DeltaDEF and their areas are 49 sq-cm and 121 sq-cm respectiv...

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  5. Write the following sentences true or false: Any two identical image a...

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  6. C and B are two points on the straight line XY, P is an external point...

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  7. In DeltaPQR, a straight line parallel to QR intersects PQ and PR at th...

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  8. Fill the blank :All (equilateral/isosceles) triangle are always ident...

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  9. state true or false; Two equiangular triangles are always congruent.

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  10. state true or false; If the two sides of two triangles are in proport...

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  11. If the areas of two similar triangles be equal, they are .

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  12. The ratio of the areas of two similar triangels is equal to the of the...

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  13. Prove that the perimeters of two similar triangles are proportional to...

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  14. AD is a perpendiuclar drawn from the vertex A of the right-angled tria...

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  15. Fill the blank :All circles are(uniform/identical)

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  16. Fill the blank :All square are(uniform/identical)

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  17. Write the following sentences true or false: Any two identical figure ...

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  18. The diagonals of the quadrilateral ABCD intersect each other at O in s...

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  19. In the figure beside is a point on the extended part of CB.DeltaABC is...

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  20. D is a point on the side BC of DeltaABC. If /ADC=/BAC, then prove that...

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