Justify your reasoning with an explanation of whether perimeter is proportional to the to the side length of 20

Can someone answer this question? : )

Asap : ) which statement about a histogram is true? a. histograms can plot both positive and negative values on both axes. b. histograms can be used to exhibit the shape of distributions. c. histograms are plots of individual data values. d. histograms show the division of quartile regions for a distribution.

The diameter on the base of the cone measures8 units. the height measures 6 units. what is the volume of the cone? (24pi cubic units)(32 pi cubic units)(48pi cubic units)(64pi cubic units)