It tells you how temperature varies with pressure :)
If is an acute triangle, all the angles should be acute angles.
180-38=142°
142-69=73°
So your answer is 69°, lovely~
The answers should be 1D, 2C, 3B, 4A, and 5A.
I am going to assume you meant that each pound of flower is 80 cents, so I’m that case 5 pounds of flower would be $4