Answer:
AC = 15.588
Step-by-step explanation:
(all rounded to nearest thousandth)
sin(60) = x/18
first solve: sin(60) = 0.866
0.866 = x/18
multiply 18 on both sides
x = 15.588
-4 1/9
Answer:A rectangle that is not a square
-3a-4b+5
(3a-6b+12)-(6a-2b+7)
3a-6b+12-6a+2b-7
3a-6a-6b+2b+12-7