It makes your life easier.One way is by just adding a 0 after the number.
Ex 2*10 is 20 see what I mean.
Answer:
1 minute
you just have to divide 180m by 3m= 60s
170 cm. The unknown length on the left is 21 cm
Answer:
For a 100m run record he has an average speed of 10.44 miles per second.
For a 200m run record he has an average speed of 10.42 miles per second.
Answer:7
Step-by-step explanation:
