Answer:
circumference=9.42
Step-by-step explanation:
the formula for circumference is pi x diameter.
Answer:
Every whole number n can be written as a fraction of integers.
Step-by-step explanation:
Every whole number n can be written as a fraction of integers: x=x/1.
If we use 15 as an example, it would be 15 = 15/1. 15/1 is 15.
So whole numbers are rational
Answer:
20
Step-by-step explanation:
20 is divisible by 4, 5 and 10