In △TUV , TU ‖ WX . Given that =WT15 , =XU20 , and =VX28 , find V

label Mathematics
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Mar 17th, 2015

VW / VT = VX / VU

VW / (VW + WT) = VX / (VX + VU)

VW / (VW + 15) = 28 / (20 + 28)

VW = 28 / 48 *(VW + 15)

VW = 28 / 48 VW + 15*28 / 48

20 / 48 VW = 15*28 / 48

VW = 15 *28*48 / (48*20)

VW = 21

Mar 17th, 2015

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