Answer:
vertical angles
Step-by-step explanation:
vertical angles is the angles opposite each other when two lines across
There are 6C3 = 20 such combinations.
abc, abd, abe, abf
acd, ace, acf, ade
adf, aef, bcd, bce
bcf, bde, bdf, bef
cde, cdf, cef, def
Answer:
12
Step-by-step explanation:
The difference in feet is equal to 2 so divide 24 by 2