Question

A rectangular prism has a width of 3 inches, and height of 4 inches, and a width of 5 inches. If the height is doubled, what happens to the volume?

it is halved
it is doubled
it is tripled
it is quadrupled @jim_thompson5910

Answer 1

what is the original volume of this prism?

Answer 2

doubled- volume doubled
...

Answer 3

60

Answer 4

DavidUsa I'm asking xxImHisGirlxx

Answer 5

ok..... i can still answer.

Answer 6

DavidUsa yes you can, but I'm focused on making sure xxImHisGirlxx understands

Answer 7

oh sorry

Answer 8

it's fine

Answer 9

it's 60? I multiplied all them together

Answer 10

now double the height

then find the volume of the new prism (with the height doubled)

Answer 11

what you mean by double?

Answer 12

multiply by 2

Answer 13

the whole thing or just 4 times 2 ?

Answer 14

just the height

Answer 15

it says "If the height is doubled..."

Answer 16

so just focus on multiplying the height by 2

Answer 17

8?

Answer 18

now find the volume of this new prism

Answer 19

how would i do that?

Answer 20

do the same thing you did before, just instead of using 4 for the height, use 8 for the height

Answer 21

120?

Answer 22

the original volume is 60

the new volume is 120

Answer 23

so if we double the height only, then the volume is doubled

Answer 24

so its b?

Answer 25

correct