No iv not understanding help
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Answer:
See below
Step-by-step explanation:
Q8. Similar triangles
In similar triangles, the corresponding sides are in the same proportion, and the corresponding angles are congruent (equal).
(i) ∆PAB ~ ∆PQR
AB≘QR
AP≘QP
BP≘RP
(ii) ∆ABO~∆DCO
AB≘DC
AO≘DO
BO≘CO
(iii) ∆ABC~∆PQR
AC≘PQ
AB≘PR
BC≘RQ
(iv) ∆ABC~∆CQP
AB≘CQ
AC≘CP
BC≘QP