The ratio figure b to figure a 1/3. Just times 6 by 3 and the you'll find that the volume of figure a is 18.
We claim that the answer is 
Since the two graphs both open down, and all the answer choices, in addition to the equation of the blue graph, are quadratic polynomials, the leading coefficient must be negative. This immediately rules out answer choices A, B, and C, leaving D as the answer.
Answer:
search khan academy and theres video about it, for some reason brainly wont let me put answers and the explanation.
Step-by-step explanation:
