kristasearles
kristasearles kristasearles
  • 22-02-2018
  • Mathematics
contestada

(12)
Using the side-splitter theorem
PB/PA = QC/QA
18/9 = 10/x
Cross multiply into 90 = 18x x =5

My answer : x = 5

12 Using the sidesplitter theorem PBPA QCQA 189 10x Cross multiply into 90 18x x 5 My answer x 5 class=

Respuesta :

jimthompson5910 jimthompson5910
  • 22-02-2018
Correct. 

PB is twice that of PA
So QC must be twice that of QA

The triangles are similar triangles. 
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