Question

please help me i have been studying for hours but cant get the answer to this question

Answer 1

Speak!

Answer 2

I will holy light you

Answer 3

hold on i need to post it please

Answer 4

What is the volume of the composite figure?

Answer 5

do you think you can solve it

Answer 6

Yes

Answer 7

thank you

Answer 8

It's the volume of the cube plus the volume of the pyramid thing right?

Answer 9

yes

Answer 10

its a rectangle not a cube

Answer 11

Ah right. Whatever. It's just 5*3*8

Answer 12

Then do you know the formula for the pyramid?

Answer 13

its that it only gives me the height of the triangle

Answer 14

pyramid*

Answer 15

Yea, the volume of a pyramid though, is length * width * height / 3 right?

Answer 16

http://www.basic-mathematics.com/volume-of-a-pyramid.html

Answer 17

You can also just integrate it as well, if you don't want to use a formula.

Answer 18

all i need is the volume of the triangle and im good can you please give me the volume of the triangle

Answer 19

I said it's the area of the base times the height times 1/3. Don't you have that information in the figure?

Answer 20

i think i know how to solve it thank you so much :)
it tells you the information on the rectangle

Answer 21

its 135cm^3