answer
C = 263.76 m
Step-by-step explanation:
C = 2×pi×r
C = 2×3.14×21
C = 131.88 m
For 2 rounds,
C = 131.88 x 2
C = 263.76 m
I dont know exactly what your asking but x=-y-2
Ok so
Q.1=B
Q.2=B
Q.3(a)=(d-45)+m+65
(b)=d+m+20
90 trucks- for every 2 cars there are 5 trucks
Answer:
A. 
Step-by-step explanation:
This takes alot of extended research before you even think about using the drug on patients.
I am joyous to assist you anytime.