Answer:
The circumference is equal to 
Step-by-step explanation:
we know that
by proportion

Looks like the labeled angle is bisected, in which case we can apply the angle bisector theorem. For this triangle, it says

Solve for
:




Then either
or
, but since
is a length, it must be positive. So <em>x</em> = 2.
Answer:
162
Step-by-step explanation:
9 x 6 = 54
18 x 6 = 108
108 + 54 = 162
Answer:
No, because a x-value repeats.
Step-by-step explanation:
A function has x-values that correspond to exactly one y-value. In the given table, <u>the number '5' appears twice as an x-value</u>. This means that the relation is not a function, "because one x-value corresponds to two different y-values."