The equation of a circle is (x - a)² + (y - b)² = r², where the coordinates of the center(C) are C(a,b) and "r" the radius. Here, C(4,2) and if you need, r=3.
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Answer:
<h2><em><u>Option</u></em><em><u>:</u></em><em><u> </u></em><em><u>D</u></em></h2>
Step-by-step explanation:
<em><u>Given</u></em><em><u>, </u></em>
7,625,750,263
<em><u>When</u></em><em><u> </u></em><em><u>estimated</u></em><em><u>, </u></em>
8,000,000,000
= 8 × 1,000,000,000