Question

One of the angles of a right angled triangle is 30. What is the ratio of the angles? ( A ) 1:2:4 ( B ) 1:2:3 ( C ) 1:3:5 ( D ) 2:3:4

Answer 1

WE ALREADY KNOW ONE ANGLE IS 90 AND ANOTHER IS 30

THEREFORE THE ANOTHER ANGLE IS 60

SO THE RATIO IS

30:60:90=1:2:3

SO OPTION B) IS CORRECT

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