The angles of a triangle are 3x°, (2x+20)° and (5x-40)°. find the angles. hence show that the triangle is an equilaterale triangle.
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Step-by-step explanation:
We know that the sum of all three angles of a triangle always equals to 180 degrees. So, the given triangle is an equilateral triangle because all the three angles are of 60°. Hence proved.
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