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If one side of a triangle is double the ...

If one side of a triangle is double the other and the angles opposite to these sides differ by `60^(@)`, then the triangle is

A

isosceles

B

right angled

C

obtuse angled

D

acute angled

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HIMALAYA PUBLICATION-MEASUREMENT OF ANGLES, TRIGONOMETRIC RATIOS AND RELATION BETWEEN SIDES AND ANGLES OF A TRIANGLE-QUESTION BANK
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