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Prove that the area of equilateral trian...

Prove that the area of equilateral triangle described on the side of a square is half the area of the equilateral triangle described on its diagonal.

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RD SHARMA ENGLISH-TRIANGLES-All Questions
  1. ABCD is a parallelogram. P is a point on the side BC DP when produced ...

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  2. In Figure D E A C and D C a pdot Prove that (B E)/(E C)=(B C)/(C P)

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  3. Prove that the area of equilateral triangle described on the side of a...

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  4. Equilateral triangles are drawn on the sides of a right triangle. Show...

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  5. Two triangle ABC and D B C lie on the same side of the base B C . From...

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  6. A B C D is a quadrilateral; P , Q , Ra n dS are the points of trisecti...

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  7. A B C D is a parallelogram and A P Q is a straight line meeting B C at...

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  8. ABCD is a quadrilateral in which P, Q, R and S are mid-points of the...

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  9. Through the mid-point M of the side C D of a parallelogram A B C D , t...

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  10. D is the mid-point of side BC of a triangle ABC.AD is bisected ...

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  11. Fill in the blanks using the correct word given in brackets: (a) All...

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

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

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

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

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  16. In Figure, LM||AB If A L=x-3,\ \ A C=2x ,\ \ B M=x-2 and B C=2x+3 , fi...

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  17. In Fig. if S T || Q R . Find P S

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

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

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

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