What is a octogon in 3d?

What is the supplement of 174 degrees? What is 3.88 rounded off? What time is the amount of time that passes from the start to the end of an activity called in mathematics? How do you find the area of triangle formed by vectors? Which Fibonacci numbers are divisible by three? Which tiles can be used to cover a 12 x 12 ft floor? Where can you find the word Jehovah El-shaddai in the Bible? What is the locus of all points that are equidistant from 2 lines called? What is the Interior angle of a 13 sided polygon? What is a significant digit when it is to the left or right of the decimal and it follows a non zero digit? What is the area of one ton of grain? What letter represents 500? What is the short way to write march? What name means clever or intelligent? What sums up all the evidence and research in an experiment? What is number greater than 275 but less than 325 and can be divided evenly by 3 or 9? What is the equivalent fraction for 2 5? How can you tell the minimum and maximum of a parabola? How many times does 6 fit into 372? What is the regular form of a linear equation?