Euclid of Alexandria is known as the father of modern geometry.
Use the formula for the surface area of a right cone:

Where 'r' is the radius and 's' is the slant height, plug in what we know(use 3.14 to approximate for pi):

Multiply and simplify exponent:

Multiply:

Add, round to the nearest whole number:
12 and 1/4 Inches is the distance between the cafeteria and the science lab
Answer:
1000
Step-by-step explanation:
14.1% of 278 is 39.2. So 39.2 megabytes have been downloaded.