the angles of a triangle are in the ratio 2 is to 3 is to 7 find the measure of each angle of a triangle
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Answer:
first angle = 30
second angle = 45
third angle = 105
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Step-by-step explanation:
Let the required numbers be 2x, 3x, 7x
Their ratio 2:3:7
We know that the sum of the all angles of a triangle is 180 degrees.
So,
= 2x+3x+7x=180
= 12x=180
= x=180/12
= x=15
= 2x=15*2=30
= 3x=15*3=45
= 7x=15*7=105
Therefore, the angles of the triangle are 30degrees, 45degrees and 105degrees.
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