You can tell that a fraction is a unit fraction when it is over a unit of one. This is also known as unit rate.
here 8x and (2x+60) are corresponding angles
since line l1 and l2 are parallel, so the two angles will be equal
8x=2x+60
8x-2x=60
6x=60
dividing by 6
x=10
option D. 10 is correct
Do you guys do common core becase there would be two type's of a surface area!
Answer:
Somewhere around 6 or 9
Step-by-step explanation:
