Answer:
50.24 yards=Circumference
Step-by-step explanation:
So first the formula to find circumfence is π*diameter
The diamtere is 16
π is told to be counted as 3.14
3.14*16=50.24
So the Circumfrnce is 50.24
15+6=21
15-(-6) = 21
243
3x3=9
9x3=27
27x3=81
81x3=243