3. What is the radius, in centimeters, of a circle that has a circumference of 16 centimeters?
2 answers:
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Answer:
Step-by-step explanation:
<u>Given:</u>
<u>Solve for </u><u> in the 1st equation:</u>
<u>Substitute the value of </u><u> into the 2nd equation and solve for </u>
<u>:</u>
<u>Substitute the value of </u><u> into the 3rd equation and solve for </u>
<u>:</u>
<u>Plug </u><u> into the solved expression for </u>
<u> and evaluate to solve for </u>
<u>:</u>
<u>Plug </u><u> into the solved expression for </u>
<u> and evaluate to solve for </u>
<u>:</u>
Therefore:
In order to make b the subject of this equation, we must isolate it on the left side. We can do this by following these steps:
Subtract b from both sides
Subtract P from both sides
Now, we have isolated b, but it is negative. We can fix this by multiplying both sides of the equation by -1.
Which is your final answer.
.
Hope that helped! =)
Subtract b from both sides
Subtract P from both sides
Now, we have isolated b, but it is negative. We can fix this by multiplying both sides of the equation by -1.
Which is your final answer.
Hope that helped! =)