10 x pi ie 3550/113 = 31.416"
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Well a circle has 360 degrees so a sector of 90 degrees has an area equal to 90/360 (or 1/4) of a circle with the equivalent radius. The area of a circle is defined as PI*Radius^2 so the area of a 90 degree sector will be 1/4*PI*Radius^2. The area will be 1/4*3.14*10^2 or 78.5 in^2.
a stop sign has eight sides. ten times eight is eighty, therefore the awenser is eighty inches
The area of any shape should be in SQUARE unit, and not only unit. So the question is wrong!
It will travel ten feet.
A decade/ten years.