You would do pi x r squared. r=12, and 12 squared is 144. pi (3.14) times 144 equals 452.16!
(a) y = -7/5x + 17.8
(b) it decreased by 7/5 per day.
Hope this helps!!! :)
Answer:
Its definitely B 84.5
I took the test
Step-by-step explanation:
Answer:
4 pairs cost $64
Step-by-step explanation:
16*4=64$
