Justin is 2 years older than one third Marcella's age. Aimee is four years younger than 2 times Justin's age. Define a variable
and write an expression to represent Justin's age. Then find Justin's age and Aimee's age if Marcella is 63 years old.
1 answer:
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Remember that the formula for the circumference, , of a circle is:
In this case, we are not given the diameter. However, remember that the diameter is equivalent to two times the radius of a circle. Thus,
,
and we can say the circumference of our circle is:
The circumference of our circle is 50.24 units.
<em>Also, a little side note not relating to the question:</em>
<em>Remember that is spelled as "pi" not "pie." Pie is a dessert, while pi is a mathematical constant.</em>