Answer:
circumference is πd
d=112mm
22/7*112
=352mm
Step-by-step explanation:
you need help with sum
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A millennium is a period of one thousand years
Answer:
30.23944
Step-by-step explanation:
Answer:
(a) [8, 14]
(b) 
(c)See attachment
Step-by-step explanation:
We want to choose a value of x within 3 units of 11.
(a)Now, 11-3=8 and 11+3=14
The possible values of x ranges is in the closed interval [8,14]
(b) Since x is within 3 units of 11., we have:

Solving the absolute inequality

(c)To draw the number line, we use a closed dot since we have the less than or equal to sign.