330,100,000,000,000,000,000,000
The surface area is the sum of the are of all sides. One side's area is 64 in^2 and since it's a cube, all sides will be the same.
64*6 = 384
The surface area is 384 in^2
To work out radius use this
Check the picture below.
a vertical line has a slope of <u>undefined</u>, so can't quite use the slope-intercept form with it.
She needs to buy 3 sets of roses and 2 sets of daises