One angle of a triangle is 50° and the other two are in the ratio 6:7. Find the angles.
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Step-by-step explanation:
If angles of the triangle are A,B&C, then
A+B+C = 180° (Angle sum property)
Let the second and third angle be 6x and 7x
Therefore,
50°+6x+7x =180°
13x+50°=180°
13x= 130°
Therefore , x=10°
Hence, angles are
- 50°
- 6×10° = 60°
- 7×10° = 70°
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