210/= 30 so the answer is 30
Rate of change is another term for slope.
It would be 3 lol hope this helps
Yes. Simply, if you have $.6o, or 60 cents and you give half to someone else, you both have 30 cents or 0.3.
Area = Pi * r^2
'
r = 7 / 2 = 3.5
area = 3.14 * 3.5^2
area = 3.14 * 12.25
area = 38.465 m sq