30-04-2017
Mathematics

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what is this called and how do I solve it

what is this called and how do I solve it class=

Respuesta :

30-04-2017

You will use the idea of similar triangles to set up a ratio...

3/4=7/(4+PS) multiply both sides by 4

3=28/(4+PS) multiply both sides by 4+PS

12+3PS=28 subtract 12 from both sides

3PS=16 divide both sides by 3

PS=16/3

PS=5 1/3

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