Results 1 to 3 of 3

Math Help - Pre-Cal

  1. #1
    Junior Member
    Joined
    Oct 2008
    Posts
    68

    Pre-Cal

    Hi, can somebody help me with his problem, I have no idea how to do it. Thanks!

    A cube has an edge length of 7 cm. If it is divided up into 1-cm cubes, how many 1-cm would there be?

    What I think: 7 * 8 = 56 since a cube has 8 edges...
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Newbie
    Joined
    Sep 2009
    Posts
    4
    i think its 7*7*7, cause 1cm cubes have volume of 1, and volume of big cube is like, 7*7*7
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Super Member Matt Westwood's Avatar
    Joined
    Jul 2008
    From
    Reading, UK
    Posts
    732
    Quote Originally Posted by jsu03 View Post
    Hi, can somebody help me with his problem, I have no idea how to do it. Thanks!

    A cube has an edge length of 7 cm. If it is divided up into 1-cm cubes, how many 1-cm would there be?

    What I think: 7 * 8 = 56 since a cube has 8 edges...
    How many 1-cm *what* would there be? Edges? Cubes? Faces?

    Count the edges on a cube again. I rather believe there may possibly be more than 8 ...
    Follow Math Help Forum on Facebook and Google+

Search Tags


/mathhelpforum @mathhelpforum