geometry

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Have a couple questions:
1) what is the solution of the proportion?
5/7=m/56
possible answers;
5/8
40
1/40
8

2) the polygons are similar. The smaller one is AD=12,DC=3, the bigger one JM=40,ML=x
possible answers;
17.3
10
120
160(my choice)

  • geometry - one answer -

    1.

    5/7=m/56

    Cross multiply and solve for x.

    7m + 280
    m = 40

  • geometry -

    Thanks for the help on one problem

  • geometry -

    I was looking for how to do proportions, i had forgot.

  • geometry -

    You're welcome. Sorry I can't help you with the second problem.

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