Answer:
60
Step-by-step explanation:
To find the range, you subtract the largest number and the smallest number.
Largest number: 80
Smallest number: 20
80-20=60
Answer:
3 * 5
Step-by-step explanation:
As there are no repeated primes, no exponents are necessary.
Answer:
a) parallel lines
Step-by-step explanation:
I'm not sure