Question

The height of an equilateral triangular prism increases by four units. The new volume is more than the original by how much?

four more than the the area of the base
four more than the length of the height
four times the length of the height
four times the area of the base

Answer 1

i need helllp :(

Answer 2

do you know the formula for volum of a prism ?

Answer 3

no i dont

Answer 4

area of base time height of prisme

Answer 5

so than if the height is increases by four units how do you think this what will result for volum ?

Answer 6

the volume will increase if the height increases

Answer 7

yes sure right

Answer 8

but thats not one of the choices.......

Answer 9

why ? what are those ?

Answer 10

four more than the the area of the base
four more than the length of the height
four times the length of the height
four times the area of the base

I have to choose one of those^^

Answer 11

i think it might be the third one....

Answer 12

3rd is right

Answer 13

thank you :)

Answer 14

lol it was wrong

Answer 15

yw

good luck

bye

Answer 16

bye

Answer 17

New B/2 * (h+4)
Old B/2 * h
Divide New by old
(h+4)/h ie Answer 2