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Fill in the blanks using the correct word given in brackets: Two triangles are similar, if their corresponding angles are ...... (proportional, equal) Two triangles are similar, if their corresponding sides are ....... (proportional, equal) (iii) Two polygons of the same number of sides are similar, if (a) their corresponding angles are and (b) their corresponding sides are ........ (equal, proportional).

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Two triangles are similar if their corresponding sides are ………….

Two polygons of the same number of sides are similar, if their corresponding angles are …………….. . (equal, proportional)

Write the truth value (T/F) of each of the following statements: Two polygons are similar if their corresponding angles are proportional. Two triangles are similar if their corresponding sides are proportional.(iii) Two triangles are similar if their corresponding angles are proportional.

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SSS Similarity Criterion : If the corresponding sides of two triangles are proportional;then they are similar

The ratio of the area of two similar triangle is 4:5 , the ratio of their corresponding sides are :

The areas of two similar triangles are 36cm^(2) and 121cm^(2) . The ratio of their corresponding sides are

RD SHARMA-TRIANGLES-All Questions
  1. D is the mid-point of side BC at a triangle ABC.AD is bisected ...

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  2. Fill in the blanks using the correct word given in brackets: All ci...

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  3. Fill in the blanks using the correct word given in brackets: Two ...

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  4. Write the truth value (T/F) of each of the following statements:(1) ...

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  5. Write the truth value (T/F) of each of the following statements: (1)...

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  6. In a given triangle A B C ,D E||B C and (A D)/(D B)=3/5dot If A C=5....

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  7. In Fig. 4.13, L M A Bdot If A L=x-3,\ \ A C=2x ,\ \ B M=x-2 and B ...

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  8. In Fig. if S T || Q R . Find P S . (FIGURE)

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  9. In Fig.4.15 (i) and (ii), P Q B C . Find Q C in (i) and A Q in (ii...

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  10. In Fig. if E F|| D C|| A Bdot Prove that (A E)/(E D)=(B F)/(F C) . (...

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  11. In Fig. if E F|| D C|| A Bdot Prove that (A E)/(E D)=(B F)/(F C) . (...

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  12. In Fig. if P Q|| B C and P R|| C D . Prove that (i) (A R)/(A D)=(A...

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  13. Any point X inside D E F is joined to its vertices. From a point P...

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  14. In Fig. 4.31, if (A D)/(D C)=(B E)/(E C) and /C D E=/C E D , prove ...

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  15. In Fig. 4.32, D E A Q and D F A R . Prove that E F Q R . (FIG...

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  16. In Fig. 4.33, (P S)/(S Q)=(P T)/(T R) and /P S T=/P R Q . Prove ...

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  17. In Fig. 4.34, A ,\ B and C are points on O P ,\ O Q and O R resp...

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  18. In a A B C , D and E are points on the sides A B and A C respectiv...

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  19. In a A B C , D and E are points on the sides A B and A C respectiv...

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  20. In a A B C , D and E are points on the sides A B and A C respectiv...

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