Answer:
Step-by-step explanation:
It's actually 6 cm. This is because the diameter of the smaller circle is 12pi/pi which is 12, and the diameter of the bigger one is 18pi/pi which is 18. 12 + 6 = 18, so the diameter increases by 6.
A. population in 1975 ........................
Answer:2000
Step-by-step explanation:
mutiply
306.9 * 6.4
=1964.16
to one significant figure
=2000
Answer:
13.33.
Step-by-step explanation:
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The answer is 15. hope this helps ;-D