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Mathematics 17 Online
OpenStudy (julyahx1):

Theorem: A line parallel to one side of a triangle divides the other two proportionately. In the figure below, segment DE is parallel to segment BC and segment EF is parallel to AB: Which statement can be proved true using the given theorem? Segment BF = 9 Segment BD = 18 Segment BD = 20 Segment BF = 24

OpenStudy (julyahx1):

OpenStudy (julyahx1):

@zepdrix @eliesaab @Elsa213 please help me

OpenStudy (welshfella):

If we look at the large triangle ABC we can say that 15/25 = 12/DB

OpenStudy (julyahx1):

so the answer is B?

OpenStudy (julyahx1):

@welshfella ^?

OpenStudy (julyahx1):

@TexMechanica

OpenStudy (julyahx1):

@gigi1103

OpenStudy (welshfella):

well work out the value of BD from the proportion |dw:1481136676756:dw|

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