Answer:
1 and 5= corresponding angles.
4 and 2=vertical opposite angle
3 and 6=co interior angle.
5 and 8=linear pair.
5 and 3= alternate interior angle
2 and 8=alternate exterior angle.
868 is about 870, and 28 is about 30, so your expression would be 870 divided by 30 which would be 29 and the actual answer is 31, so your estimate would be close to your actual answer.
3 (inches) / 6 (hrs) = 1/2 (or 0.5) inches per hr <==
It is 7 opposite is different and absolute value would be 7 also it is always positive
