2
Ali's mass is 46.2 kg
Raj's mass is 35.6 kg
What is their total mass?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

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?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?