If P-Q-R,A(PQ) = 3, PR) = 12 then find 1(QR)?
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Answered by
0
Answer:
10 cm .......................
Please mark me the branliest answer........
Answered by
1
Step-by-step explanation:
l(PQ)+I(QR)=l(PR)
3+l(QR)=12
:. l(QR)=12-3
:. l(QR)=9 units
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