Answer:
11 units
Step-by-step explanation:
Answer:

Step-by-step explanation:
We can use properties of exponents to solve these equations. Remember that when multiplying exponents, we 'add' them.
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These are your answers!
Answer:
The diameter of the semicircle is 10 feet.
Step-by-step explanation:
This is because d=r2 or diameter=radius*2