The size of a bicycle is determined by the diameter of the wheel. You want a 20-in bicycle for your birthday. What is the area o
f one of the wheels? 385.47 in2 314.16 in2 484.37 in2 345.54 in2
1 answer:
Answer:
314.16 in²
Step-by-step explanation:
If the diameter is 20", then the radius is 10" (1/2 the diameter).
Area of a circle is 
²
So, π 10² = 100π = 314.16 in²
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