The length of a circumference: l=πD
l₁=π×5=5π
l₂=π×15=15π
Then l₂÷l₁=15π÷5π=3 and the answer is B)
1/3(12x-24)=16
*3 *3
12x-24=48
+24 +24
12x=72
/12 /12
x=6
True, A dragonfly can fly up to 36 miles per hour.
Answer: True
I don't know much about this but as far as I can tell the mean is about 8, that would make the deviation value of about 2
