I think false.
.
Velocity the speed AND direction of something.
.
you run AROUND a track, so the direction changes. Thus velocity changes.

is an expression. And an expression is like an equation except that it has no "sides". Expression is something after being solved gives the answer. An equation on the other hand, shows something being equal to something else.
Answer:
2520
Step-by-step explanation:
id say its a rhombus. all the other shapes can have right angles
HERE IS YOUR ANSWER HOOMAN:
8
STEP BY STEP EXPLANATION FAM:
We have a set of four numbers and the mean is 5. We can see that the sum of the values is 20:
=5
We have another set of three numbers whose mean is 12. We can write that as:
=12
To find the mean of the seven numbers together, we can add the values together and divide by 7:
=
=8
HOPE DIS HELPED FAM
w(゚Д゚)w