Which situation describes a negative correlation?
(1) the amount of gas left in a car’s tank and the amount of gas used
from it
(2) the number of gallons of gas purchased and the amount paid for
the gas
(3) the size of a car’s gas tank and the number of gallons it holds
(4) the number of miles driven and the amount of gas used

a net is a diagram that shows a “flattened” view of a solid. in a net, each face and base is shown with all of its dimensions. a net can also serve as a pattern to build a three-dimensional solid.

a pyramid is a three-dimensional object with a base that is a polygon and triangular faces that meet at one vertex.

" the net of a triangular pyramid consists of four triangles. the base here we are given of the pyramid is a equilateral   triangle, and the lateral faces are also triangles "

a=24; b=12

step-by-step explanation:

a/b=2: 1

a=2b

36/(1+2)=12

b=12

a=24