please answers this question please in any easy way because tomorrow is my exams
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Step-by-step explanation:
in llgm ACRS
sr =1/2( ac) , sr =ac .........(1)
in llgm acpq
pq=1/2 (ac),pq=ac.......(2)
by (1)nd(2)
sr=pq
therefore pqrs is 1/2 abcd
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