500 x 5000 x 50000 x 500000

6.25e16.

First Multiplying 500 times 5,000 is 2,500,000, then times 50,000, is 125,000,000,000 ( 1.2e11). And lastly the answer, multiply that by 500,000, and you get 6.25e16

definition: a circle is the  set of all points in a plane that are equidistant  from a given  point  called the center of the circle. we use the symbol ⊙ to represent a circle. the a line segment from the center of the circle to  any point  on the circle is a radius of the circle.

step-by-step explanation:

i googled it and this is what i got i don't know how it is. sorry.

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