Ratio of volume is a cubed: b cubed
Answer:
its i think the first one and the last one
Step-by-step explanation:
sorry if its wrong but i think it is right
D and E because they are both colder than -10
Y=1/16x^2
multiplying both sides by 16 we get:
16y=x^2
The general form of a parabola is:
(x-h)^2=4p(y-k)
thus
4p=16
p=4
The parabola opens upwrd:
Focus: (h,k-p)
(0,0-4)
=(0,-4)
Directrix: y=-4
A=113.1 IN with the little 2 above the IN