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(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 side-splitter theorem PB/PA = QC/QA 18/9 = 10/x Cross multiply into-example-1
User Luntegg
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1 Answer

7 votes
Correct.

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

The triangles are similar triangles.
User Rishat
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