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3Pi km

Step-by-step explanation:

C = Pi x D

D = 3km

C = Pi x 3km

C = 3Pi km or 9.424777961

9.424

Step-by-step explanation:

Use the circumference formula which is pi times diameter or two times pi times radius you get the same thing regardless. but its pi times 3 and you get 9.42477796077 ... Also pi is also used as 3.14 as a simpler version sometimes not all the time though.

hey there!

if she's saving for six months, let's divide the total number we need for the trip by six, dividing it into the amount that needs to be saved for each month.

500 ÷ 6 =

she needs to save at least this amount each month, so we should use this symbol: ≥

let x be the amount she saves each month.

your final answer is x ≥

hope this !

5

step-by-step explanation: