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If each side of an equilateral triangle is tripled, then find the percentage increase in its area.

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MODERN PUBLICATION-HERON'S FORMULA-EXERCISE
  1. Find the area of an equilateral triangle having altitude h cm.

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  2. If each side of a triangle is doubled, then find the percentage increa...

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  3. If each side of an equilateral triangle is tripled, then find the perc...

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  4. The perimeter of a triangular field is 144 cm and the ratio of the sid...

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  5. If triangle be the area of the triangle, find the area of te triangle ...

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  6. True/False: If the base of an isosceles triangle is 6 cm and its per...

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  7. True/False: If the sides of a triangular field measure 51 m, 37 m a...

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  8. True/False: If each side of an equilateral triangle is 8 cm, then it...

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  9. True/False: If each side of a triangle is doubled, then the percenta...

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  10. True/False: If 'triangle' be the area of the triangle, then the area...

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  11. Fill in the Blanks: Square is a special type of

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  12. Fill in the Blanks: Area of a cyclic quadrialteral is

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  13. Fill in the Blanks: The diagonal of a square =

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  14. Fill in the Blanks: Side of an equilateral triangle is 16 cm, its al...

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  15. The lengths of three sides of a triangle are 20 cm, 16 cm and 12 cm. T...

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  16. The base of an isosceles triangle is 8 cm long and each of its equal s...

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  17. The sides of a triangle are in the ratio 3:5:7 and its perimeter is 60...

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  18. The base of an isosceles triangle is 16cm and its area is 48 cm^2. The...

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  19. Each of the equal sides of an isosceles triangle is 13 cm and its base...

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  20. The area of an equilateral triangle is 81sqrt(3)cm^2. Its height is

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