Answer:5) c= 25.12 cm
6) c= 282.6 m
7) c= 13.188 mi
8) c= 6.28 cm
Step-by-step explanation:
C= 2 x pi x r
Circumference = 2 x 3.14 x radius ( radius is half the diameter of the circle)
Answer:
True
Step-by-step explanation:

Is 52 closer to 0 or 100? (since it rounds to the nearest hundreds)
Since 52 is over the halfway point, which is 50, that means its closer to 100
Answer: 100
Answer:

That is what the expression would be
Step-by-step explanation:
90÷0.018=5000
90÷0.18= 500
90÷1.8 = 50
90÷18 =5
90÷180 =0.5