the angles of a triangles are 2xdegree(3x+5degree), (4x-14degree).find the value of xdegreeand find the measure of each angle of triangle
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we know that sum of all angles of a triangle = 180°
2x+(3x+5)+(4x-14) = 180°
9x = 189°
x = 21°
Now, value of each angle :-
angle 1 = 2x = 42°
angle 2 = (3x+5) = 68°
angle 3 = (4x-14) = 70° ✍️
Answered by
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Answer:
x=21
2x = 42
3x +5 = 68
4x -14 = 70
Step-by-step explanation:
sum of all angles in triangle is 180
2x + 3x+5 + 4x- 14 =180
9x - 9 =180
9x =180 + 9
x = 21
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