the measure of one angle of a triangle is 40 . the measures of the other two angles are in a ratio of 3 : 4. what are the measures of these two angles
a) 30 and 40
b) 54 and 72
c) 60 and 80
d) 77 and 103

Question

the measure of one angle of a triangle is 40 . the measures of the other two angles are in a ratio of 3 : 4. what are the measures of these two angles 
a) 30 and 40
b) 54 and 72
c) 60 and 80
d) 77 and 103

anonymous · Answer

3x+4x+40=180
find x and then the angles.