Find the circumference of the circle

18.85

Step-by-step explanation:

the formula to finding the circumference of a circle is

2πr

the picture shows that you have the diameter, so lets take half of it :)

2π3

when this is plugged into the calculator, it comes out to be

18.85

you should round up to the tenth place by making it 18.9 ... however i think your teacher messed it up.

but that's alright, just put the answer as A, because i think that is what your teacher intended to be correct.

I hope this helped!!

stay safe!!

:)

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

step-by-step explanation: