14 12/8 or 15 4/8 = 15 1/2
Yes you do, Divide by 65 and 40 = 1.652
Answer
the diameter is 44
Step-by-step explanation:
the radius is just half of the diameter so to get the diameter from the radius just multiply it by two.

+

First, simplify the brackets. / Your problem should look like:

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Second, simplify. / Your problem should look like:

Answer as fraction:

Answer as decimal: 0.8462
Well one dm= 10 cm
12-10= 2 cm