Answer: 91
Step-by-step explanation:
the equation to find the area of a trapezoid is as follows:
A = (a+b)/2h
So A = 6+20 which is 26
then you divide 26 by two which gives you 13, then multiply by 7
240 for # 2 because 6 times 4 times 10 is equal to 240
I am still working on others
Answer:
polar liquids and polar solids
Step-by-step explanation:
Step-by-step explanation:
They are asking, like units are in the sum
