Answer:
12
Step-by-step explanation:
Hello there!
First you had to solving by the fractions parts.

Then you reducing by the fraction parts of 12/9.

And finally, you simplify by the fraction parts of 4/3.

Solution by Formulas
Applying the fractions formula for addiction.



Simplifying 108/81 and the answer is

Hope this helps!
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-Charlie
9514 1404 393
Answer:
3π units
Step-by-step explanation:
The full circumference of a circle with radius 2 is ...
C = 2πr
C = 2π(2) = 4π
The arc shown is 3/4 of the full circle circumference so is ...
3/4C = (3/4)(4π) = 3π . . . units