What is a 3D shape with fewer than 3 edges?

What is the simplest form of the fraction 14 over 16? What depth do air bubbles no longer return to the surface? Why The system of piecework caused some workers to earn more than others? Does a linear function increase faster than an exponential function? How many natural numbers below 1000 can be written as difference of squares of two natural numbers? What is 137.16 centimeters in mm? A cyclist travels at 16km per hour how far does he cycle in 15 minutes? Is 1 mile equal to 1760 yd or 5280 yd or 5280 ft or 63 360 in? If four times an integer is 9 more than three times the consecutive integer what are the two integers? How would i solve -4x 60.5(x 30)? What is the area of 4 in x 4 in x 6.4 in x 6.4in? What is the word for not knowing what you don't know? How many milligrams are in 0.3 lbs? What is the awsner to 1756 divide by 29? 25 divide by 500? How many 5s go into 375? How is fractions mixed numbers and decimals alike? What is the answer to one over nine plus one over eighteen? How many 2 digits numbers can be formed from the digits 1 2 3 4 5 6 if each digit can be used only once? Why and how God gave the Ten Commandments?