Answer:
-16r -2
Step-by-step explanation:
plz brainliest :)
do you want an explanation?
Since there are 2 rows with 8 in each row, your equation is: C=2(8), where C stands for the number of chairs. 8x2, or 8+8, equals 16. There are 16 chairs set up.
Answer:

Step-by-step explanation:
Multiply the numerator by the reciprocal of the denominator.
4/5(
−2/9)
Well, a circle is 360 degrees so...
2/9 of 360 = 80
The answer is 80 degrees.
I hope this helps; and if I'm wrong, then I'm very sorry. :)
A = 3.14r^2
A = 3.14(12)^2
A = 3.14(144)
A = 452.39