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Example Questions
Example Question #1 :How To Find The Circumference Of A Circle In Pre Algebra
Find the circumference of a circle with a radius of 6 inches.
Use the circumference formulaand plug in 6 for. Leavein your answer to get.
Example Question #2 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with a radius of?
To find the circumference of a circle given the radius we must first know the equation for the circumference of a circle which is
We then plug in the number for the radius into the equation yielding
We multiply to find the value for the circumference is.
The answer is.
Example Question #3 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with a radius of?
To find the circumference of a circle given the radius we must first know the equation for the circumference of a circle which is
We then plug in the number for the radius into the equation yielding
We multiply to find the value for the circumference is.
The answer is.
Example Question #4 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with radius?
Remember, the formula for circumference of a circle is.
Plug in our given values:
Example Question #5 :How To Find The Circumference Of A Circle In Pre Algebra
If the circumference of a circle is, what is the radius of the circle?
The formula for the circumference of a circle is.
The problem gives us the circumference, so plug that in:
Notice that the's cancel out:
Divide both sides by:
Example Question #6 :How To Find The Circumference Of A Circle In Pre Algebra
If the circumference of a circle is, what is the diameter of the circle?
The diameter of the circle is twice the radius, or. We first need to find the radius using the information that has been given to us.
The formula for the circumference of a circle is.
The problem gives us the circumference, so plug that in:
Notice that the's cancel out:
Divide both sides by:
Plug that into our first equation:
Example Question #7 :How To Find The Circumference Of A Circle In Pre Algebra
If the diameter of a circle is, what is the circumference?
The formula for circumference is. The problem gives us the diameter instead of the radius, so we need to convert.
The diameter is twice the radius or.
这意味着,对于这个圆,.
Divide both sides by:
Plug this value into our initial equation to solve:
Example Question #8 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with a radius of?
The formula for circumference of a circle is.
Plug in our given information and solve.
Example Question #9 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with a radius of?
The formula for circumference of a circle is.
Plug in our given values.
Example Question #10 :How To Find The Circumference Of A Circle In Pre Algebra
What is the circumference of a circle with radius of?
The formula for circumference of a circle is.
Plug in our given values.
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