Answer:
commutative property of addition
Step-by-step explanation:
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Answer: r = 1/9
<u>Step-by-step explanation:</u>
y = rx --> 



The circumference of a circle is πdYou know the circumference of the rim of the wheel is 48 inches so to find the diameter (d) you divide 48/3.14 which gives you 15.29 inches. As the spoke goes from the center to its rim, it it is the radius, which is half of the diameter.15.29/2 is B) 7.64 inches.