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In ΔPQR, MN is parallel to QR, PM = 2.7 cm, PM = 4.5 cm and PR = 20 cm, then the value of QM in centimeters is? |
31.1 cm 93 cm 120 cm 15.5 cm |
93 cm |
by Basic proportionality theorem: ΔPQR ∼ ΔPMN \(\frac{PM}{MQ}\) = \(\frac{PM}{NR}\) \(\frac{27}{MQ}\) = \(\frac{4.5}{15.5}\) MQ = 93 cm |
