2.Given:PR=~QS. Is PQ=~ RS and why?
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Answer:
PQ =~ RS
Step-by-step explanation:
PR =~ PQ + QR
QS =~ QR + RS
You will notice the boththe equations have QR common.
We also know that PR =~ QS.
Thus, equating the first two equations,
PQ + QR =~ QR + RS
cancelling QR on both sides
PQ =~ RS
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