the given fig , points M,N and Tare the midpoints of side PQ,QR and PR respectively. If PQ= 15cm ,PR= 11cm and QR= 17cm, then find the length of MN and MT.
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Answer:
By using mid-point theorem we get
LM=1/2 of QR = 1/2*5.6=2.8 cm
LN=1/2 of PR = 1/2*4.8=2.4 cm
MN=1/2 of PQ = 1/2* 4.4=2.2 cm
Perimeter of ∆LMN = 2.2+2.8+2.4=7.4cm
Step-by-step explanation:
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