Which number belongs in the set of whole numbers on the venn diagram? a) −18 b) −1 c) 2 d) 9.5

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

Can someone me do math because i am having a breakdown rn because i don’t get it

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?