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Triangle as Part of Rectangle

Triangles ABC...

Question

Triangles ABC and DEF are similar. AB = 12 cm and DE = 14 cm. Find the ratio of their areas.

A

49/9

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B

36/49

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C

49/16

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D

25/49

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Solution

The correct option is B 36/49

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Similar questions

Q. Triangles ABC and DEF are similar. If their areas are 64

c m^{2}

c m^{2}

and if AB is 7 cm, then find the value of DE.

If $△ A B C \sim △$ DEF such that AB = 12 cm and DE = 14 cm. Find the ratio of areas of $△$ ABC and $△$ DEF.

A B C

D E F

△

16

c m^{2}

△

25

c m^{2}

2.34

△

9

c m^{2}

△

64

c m^{2}

5.1

19

8

cm, ratio of the area of two triangles.

△

36

c m^{2}

△

64

c m^{2}

6.2

1.2

1.4

find the ratio of the areas of triangle ABC and DEF.

Q. Triangles ABC and DEF are similar.

(i) If area (∆ABC) = 16 cm², area (∆DEF) = 25 cm² and BC = 2.3 cm, find EF.
(ii) If area (∆ABC) = 9 cm², area (∆DEF) = 64 cm² and DE = 5.1 cm , find AB.
(iii) If AC = 19 cm and DF = 8 cm, find the ratio of the area of two triangles.
(iv) If area (∆ABC) = 36 cm², area (∆DEF) = 64 cm² and DE = 6.2 cm, find AB.
(v) If AB = 1.2 cm and DE = 1.4 cm, find the ratio of the areas of ∆ABC and ∆DEF.

Trinagles ABC and DEF are similar.
(i) If area $(Δ A B C) = 16 c m^{2}, a r e a (Δ D E F) = 25 c m^{2}$ and BC = 2.3 cm find EF.
(ii) If area $(Δ A B C) = 9 c m^{2}, a r e a (Δ D E F) = 64 c m^{2}$ and DE=5.1 cm, find AB.
(iii) If AC = 19 cm adn DF = 8 cm, find the ratio of the area of two triangles.
(iv) If area $(Δ A B C) = 36 c m^{2}$ , are $(Δ D E F) = 64 c m^{2}$ and DE= 6.2 cm, find AB.
(v) If AB = 1.2 cm and DE=1.4 cm, find the ratio of the areas of $Δ A B C$ and $Δ D E F$ .

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