Answer:
8
Step-by-step explanation:
8^2=64 8*5=40 64-40=24
Answer:

Step-by-step explanation:
we know that
The circumference of a circle is equal to

where
D is the diameter
in this problem we have

substitute
-----> equation that give the value of the circumference

Answer:
4 /52
Step-by-step explanation:
Its D if you want to give it a shoot but im 75% sure is D hope you got it right. :)