Question

URGENT HOW TO FIND SURFACE AREA FOR SHAPES?

Answer 1

any specific shape?

Answer 2

yes, what is the surface area of a right rectangular prism with a height of 10, a width of 4, and a length of 6?

Answer 3

DRAWING TIME!!!
You see three rectangles, right? :D

Answer 4

no, i only see one rectangle

Answer 5

224 units cubed?

Answer 6

:/
Well, so much for drawing this... anyway, this is the best I could do for drawing a rectangular prism. Each face is a rectangle, anyway. Now putting in the dimensions

Answer 7

can you show my how you got that answer, did you use a formula?

Answer 8

okay so on a reactangle, there 6 sides okay?

Answer 9

ok

Answer 10

so take the area of each side

Answer 11

and since theres 2 sides that have the same, times by 2, so 10*4=40*2 and so on

Answer 12

thanks i understand woud you know how to get the surface are for a tetrahedron like this?dw:1360588927209:dw|