Surface area o fthe ball = 4 * 3.14 * radius^2
if diameter = 1.680 then radius = 1/2 * 1.680 = 0.84
so surface area = 4 * 3.14 * 0.84^2 = 8.862
4/3 or 1.3333 or 1 1/3 they are the same thing just in varies forms
1/10 of 700 would be 700 would be 70 because 70 x 10 = 100 hope this helped
The formula of a midpoint between X and Y:

We have the points X(7, 10) and Y(5, -8). Substitute:

<h3>Answer: (6, 1)</h3>