In a triangle, angle is (3x+15),(x+15),((x+20) .what is value of smallest external angle
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heyaa,,,
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Hi
We know that sum of angles of a trangle is=180
(3x+15)+(x+15)+(x+20)=180
5x=180-50
x=26°
So, angles are
3(26)+15,. = 93
26+15. =41
26+20. =46
So, smallest exterior angle would be (180-93)=87
We know that sum of angles of a trangle is=180
(3x+15)+(x+15)+(x+20)=180
5x=180-50
x=26°
So, angles are
3(26)+15,. = 93
26+15. =41
26+20. =46
So, smallest exterior angle would be (180-93)=87
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