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∆ABC ∼ ∆DEF, ar(∆ABC) = 9 cm2, ar(∆DEF) = 16 cm2. If BC = 2.1 cm, then the measure of EF is(a) 2.8 cm(b) 4.2 cm(c) 2.5 cm(d) 4.1 cm |
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Answer» ∆ABC ∼ ∆DEF, ar(∆ABC) = 9 cm2, ar(∆DEF) = 16 cm2. If BC = 2.1 cm, then the measure of EF is (a) 2.8 cm (b) 4.2 cm (c) 2.5 cm (d) 4.1 cm |
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