Answer:
79
Step-by-step explanation:
So the angles in a quadraleteral add to 360
so put this in as an equation
4x-10 +x+62 + 2x+ 68 +3x +10= 360
10x+130=360
10x = 230
x=23
then work out each angle to find the smallest
x +62 = 85
2x+68 = 114
3x+10 = 79
4x-10 = 82
