Choose the correct simplification of the expression (−11x3y12z3)0.
0
6x3y12z3
−11
1

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Twelve less than a number is at most 20

What’s the volume of the triangular prism?