Find the circumference of a circle with diameter,
1 answer:
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Answer: a
Step-by-step explanation:
2x=2
x= ==> Period:
==> a
Answer:
n=9
Step-by-step explanation:
You use reverse PEMDAS.
First you would divide by 3 on both sides. This should give you:
n²=81
Then you would find . Which is 9.