<h3><u>Given</u>:-</h3>
Side(a) of the cube =
.
<h3><u>To Find</u>:-</h3>
Surface Area of the cube with side 
<h3><u>Formula Used</u>:-</h3>
Surface area of cube = 
<h3><u>Solution</u>:-</h3>
Surface area of cube =
(putting the value of a from the above given)




Therefore, surface area of the given square = 
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Hope it helps you:)
The volume of a sphere of radius r is given by

For your given conditions, the volume of 1/2 a sphere becomes

Seems to match your 2nd choice:
... 1 over 24 over 322 over 7(83)
Correct option is:
B. 2
<h2>
Explanation:</h2>
From the double number line shown we can set:

So we can solve this problem by using either equation (3) or (4). So, choosing equation (3):

<h2>Learn more:</h2>
Solving equations: brainly.com/question/7747308
#LearnWithBrainly
The third option
Because when you’re finding the slope of a line you rise/run. Defined the B of a slope intercept equation you find where the line is intersecting the Y axis