Can u explain it a little more clearly...
Answer:
using cos=adjacent/hypotenuse
Step-by-step explanation:
in this case cos(60)=x/4√3
x=cos(60)*4√3
x=3.46
The mode for this set of numbers is 18 because there are three 18's in the set of number, and only two 20's. :D
Answer is C hope this helps