Based on the given information in the figure below, how can you justify that △JHG ≅ △HJI?

Me asap! what is the slope of this line? enter your answer in the box.

What describes horizontal cross section of the right rectangle 6m 8m 5m

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?