What is a hectogan?

What is .3 in word form? Is the last digit in 256 an even number? What is the peroendicular bisector equation of the given points -4 8 and 0 -2 in its general form with work shown? How do the rules for multiplying integers compare to the rules for dividing integers? What is the average IQ of Chess Grandmasters? How much is 0.75 in a fraction? Why was matrilineal significant? Does a sphere have perpendicular lines? How many 5s in 450? How many miles is 4948 km? How do you find the diameter of a rectangel? What is the probability of getting 75 percent on a four question quiz? What is 3 square numbers? What is the formula of ARR in front office? What is the AIM? What do f.g mean in measurements? What is the age and value of a 16 gauge Ithaca Gun Co side by side serial 264514? How do significant figures come about? How much is 2.08 m2 in square feet? What is 14 over 210 in simplest form?