PQ= 28cm
Find perimeter of triangle PLM
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Step-by-step explanation:
hope it helps you kkkkPQ = PT PL + LQ = PM + MT PL + LN = PM + MN Perimeter(∆PLM) = PL + LM + PM = PL + LN + MN + PM = 2(PL + LN) = 2(PL + LQ) = 2 x 28 = 56cmRead more on Sarthaks.com - https://www.sarthaks.com/970969/if-pq-28cm-then-find-the-perimeter-of-plm
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Question
PQ= 28cm
Find perimeter of triangle PLM
Answer
Since the length of the tangents drawn from external point are equal
- ⇒ PQ = PT
- ⇒ PL + LQ = PM + MT
Since the length of tergents drawn from Point L and Mare equal
- ⇒ PN = PM + NM
Now,
Perimeter Δ PLM = PL + LM + PM
- ⇒PL +LN +NM+ PM
- ⇒PL+ LN + PL+ LN
- ⇒2(PL+LN)
- ⇒2(PL +LQ)
- ⇒2 x PQ
- ⇒2x 28
- ⇒56cm Ans
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