VBFloyd VBFloyd
  • 29-01-2018
  • Mathematics
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The answer to the question

The answer to the question class=

Respuesta :

ancarodicaionip3bmhq
ancarodicaionip3bmhq ancarodicaionip3bmhq
  • 29-01-2018
PQ║DF ⇒ T Thales
PE/DE= QE/EF=PQ/DF= 1/2
PQ/DF= 1/2⇒ (x+3)/(x+15)=1/2⇒ 2(x+3)=x+15⇒
2x+6=x+15 | -x
x+6=15 | -6
x=9 ⇒ PQ= x+3=9+3=12

XY║GI ⇒T Thales 
HX/HI= HY/HG=XY/GI=1/2
XY/GI=1/2⇒ (x+18)/(x+29)=1/2 ⇒
2(x+18)=x+29
2x+36=x+29 |-x
x+36=29 | -36
x= - 7
XY= -7+18= 11  

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