Answer:
The answer is A
Hoped it helped <3 tell me if I am wrong
Step-by-step explanation:
Answer:
a = (v – u)/t
Step-by-step explanation:
We know,
v = u+ at
v-u=at
(v-u) /t=a
Area of a circle is given by pi*r^2
you are given the diameter which is 2r, so divide by two to find r, and get 4.85 for r
now plug in (4.85^2)*3.14
this gets you 73.9
ANSWER: 73.9
The system which models this situation is represented by the answer A.
A.
d = 5 − 15t
d = 18t