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The area of a rectangular field is 396 m², whose sides are in the ratio of 11: 9. What is The perimeter of the rectangular field?

A76 m

B80 m

C78 m

D74 m

Answer:

B. 80 m

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ത്രികോണം ABC യിൽ AB = AC = 10 സെ.മീ; BC യുടെ മധ്യബിന്ദുവാണ് M.

BC = 12 സെ. മീ. ആയൽ AM ൻ്റെ നീളം എന്ത് ?

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In a rectangle the length is increased by 40% and the breadth is decreased by 40%. Then the area is: