The formula for the surface area of a cylinder is SA=2pie r(h+r). what is the value of SA when r=3 centimeters and h=4 centimeters The answer choices are:
A- 28pie cm^
B- 32pie cm^
C- 36pie cm^
D- 42pie cm^

Which one is it?

Which expression is equivalent to? assume x > 0 and y > 0.

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.