The circumference of any circle is (pi) x (the diameter of the circle).
The problem gives you both numbers, so all you have to do is multiply them.
Circumference = (pi) x (diameter) = (3.14) x (21cm) = <em>65.94 cm .</em>
Answer:
the answer for your problem is -3/2 by my calculations. Just had a lesson on quadratic equations in class
Answer:
A and E
Step-by-step explanation:
