If the angle of a triangle are in the ratio 1 : 2 : 3, find the angle.Classify the triangle in two different ways
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Step-by-step explanation:
Sum of angles of a triangle =180
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Ratio in the angles of a triangle=1:2:3
Let first angle =x
Second angle =2x
Third angle =3x
x+2x+3x=180
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⇒6x=180
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⇒x=30
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∴First angle =30
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Second angle =30
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×2=60
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and third angle =30
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×3=90
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∴One angles is 90
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∴It is a right angled triangle.
∴Sides an different.
∴It is a scalene triangle.
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