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Q.

If the angles of a triangle are in the ratio 2 : 3 : 4, determine three angles.

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a

40º, 10º, 130º

b

40º, 60º, 80º

c

40º, 50º, 90º

d

None of these

answer is A.

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Detailed Solution

detailed_solution_thumbnail

Let measures of the angles of triangle be 2xº, 3xº and 4xº . Then,

2x + 3x + 4x = 180º [Sum of the angles of triangle is 180º]

9x = 180º

x = 20º

Hence, the angles of the triangle are 40º, 60º, 80º.

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