Answer:
D. pi
Step-by-step explanation:
Circumference of a circle = 
Diameter = d
Therefore, ratio of circumference of a circle to its diameter would be:
=> (d cancels d)
Therefore, the ratio of the circumference of a circle to its diameter is 
Answer:
it is correct
Step-by-step explanation:
shown above in the photo
Answer:
2*2h4g15
Step-by-step explanation:
count how many "g"s there are and same with "h"
Answer:
82 is your answer
Step-by-step explanation:
3x6 = 18
8x8=64
18+64=82
Answer:
B.
Step-by-step explanation:
Causation is often confused with correlation because they are so similar. B would mean that pollution is caused from something (lets say greenhouse gases for example) which then results in more cases of heart disease.
Causation is when the first variable may bring the second into existence or may cause the incidence of the second variable to fluctuate. So, causation is the capacity of one variable to influence another. Which, would make B, a suitable candidate.
