60
The lines are parallel. Therefore the angle is the same.
Answer:
Option 4: 12.7
Step-by-step explanation:
You can look at the diagram as two 45º45º90º triangles.
By the properties of a 45º45º90º triangle:
OW=WL=a
OL=a√2
a√2 = 18
a=18/√2a≈12.728
Lets say the smallest number is x
Then the larger on is x+8
Since x+x+8=23
x=7.5
7.5+8=15.5
8 i believe hope it helps!