What does the face of a 3d shape mean?

How do you solve X plus 21 equal x plus 87? What is a rational exponent? How much turkey should you make for five adults an five kids with left overs? What is the y intercept of 3x-2y equals 6? What percent of 260 is 390? What shape has exactly has 5 sides and 5 angles? What is the simplest form in 8 over 28? 228 inches equals how many feet? Limit x approaches 0 sinx divide x equals 1 evaluate limit x approaches 0 cos2x-1 divide x? 2.65 as a percent? What is 12 times12? What is 38.04 divided by 100? Fifty minutes ago if it was four times as many minutes past three o'clock how many minutes is it to six o'clock? What is the maths way to say 4 sides? How many hours is it from 930am to 6pm? How do you write 1819046 in word-form? What is 16.5 divided by 412.5? What is 1 over 7 in decimal form? Find the probability of receiving a phone call during school hours between 800 am and 300 pm You may assume phone calls are equally likely at any time of the day? How do the 4 properties of equality help you solve equations?