Katherine is very interested in cryogenics (the science of very low temperatures). with the of her science teacher she is doing an experiment on the affect of low temperates on bacteria. she cools one sample of bacteria to a temperature of -51 c and another to -71 c. what was the temperature difference in the two experiments?

Find the quotient with the restriction.

What is the best estimate of the length of a football

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet