A 20inch bicycle has tires with a diameter of 20 inches. What is the circumference of these tires. PLEASE I NEED HELP.

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Which answer goes into the box? (90° clockwise rotation, 90° counter clockwise rotation, translation, or glide reflection)