Incorrect Solution (Question: 108004.0 )

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Alok Malik

· started a discussion

· 1 Months ago

Incorrect Solution (Question: 108004.0 )

If angle BYC is 45 degrees, then angle YCB is 90 degrees. And in triangle ABC angle ABC and angle ACB will both become 90 degrees making angle BAC 0 degrees. And if angle BAC is 0 degrees ABC isn't a triangle it's a straight line.

Question:

In the adjoining figure, XY || BC and YB is angle bisector of ∠ABC then \(\cfrac{∠AXY}{∠YBC} = \ ?\)

Options:

A) 5 : 4

B) 4 : 5

C) 2 : 1

D) 6 : 5

Solution:

Ans: (c)

AXY = 90 degree and YBC is 45 degree

Ratio is 2:1

Knowledge Expert

· commented

· 1 Months ago

Dear Student, angle XYB = angle CBY= 45degree, alternate angle. YB is angle bisector,if XYB is 45 degree thus CYB is also 45 degree. so given answer is correct according to given condition. Keep learning keep solving Best wishes Team Toprankers

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