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ABC is an equilateral triangle of side 2a. Find each of its altitudes.

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VK GLOBAL PUBLICATION-TRIANGLES-SHORT ANSWER QUESTIONS-II
  1. In Fig. 7.15,DE abs() OQ and Dfabs()OR,Show that Efabs()QR.

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  2. The line joining the mid-points of two sides of a triangle is parallel...

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  3. State which pairs of triangles in Figure are similar. Write the sim...

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  4. In Fig. 4.96, (A O)/(O C)=(B O)/(O D)=1/2 and A B=5c m . Find the ...

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  5. E is a point on the side AD produced of a parallelogram ABCD and BE i...

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  6. In the given figure, S and T are points on sides PR and QR of Delta PQ...

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  7. In figure ABC and AMP are two right triangles, right angles at B an...

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  8. D is a point on the side BC of a triangle ABC such that /A D C=/B A C....

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  9. ABC is an equilateral triangle of side 2a. Find each of its altitud...

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  10. An aeroplane leaves an airport and flies due north at a speed of 1000...

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  11. In the given figure, DeltaABC and DeltaDBC are on the same base BC. If...

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  12. In the given figure, PA, QB and RC each is perpendicular to AC such th...

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  13. In Fig. 7 .27, if DeltaABC~ DeltaDEF and their sides are oflengths (in...

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  14. In Delta ABC it is given that (AB)/(AC)=(BD)/(DC) . If angle B=70^(@) ...

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  15. If the diagonals of a quadrilateral divide each other proportionally, ...

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  16. In the given figure (PS)/(SQ)=(PT)/(TR) and anglePST = anglePRQ. Prove...

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  17. Diagonals of a trapezium ABCD with AB || DC intersect each other at...

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  18. In the given Fig. 7.32, find the value of x in terms of a, b and c.

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  19. In the given Fig. 7.33, Cdabs()LA and DEabs()AC. Find the length of CL...

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  20. In the given Fig. 7 .34, AB = AC. E is a point on CB produced. If AD i...

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