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State whether the triangle is possible to construct if (a) In ΔABC, m∠A = 80°, m∠B = 60°, AB = 5.5 cm (b) In ΔPQR, PQ = ​

By Aaliyah

State whether the triangle is possible to construct if (a) In ΔABC, m∠A = 80°, m∠B = 60°, AB = 5.5 cm (b) In ΔPQR, PQ = ​

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Aaliyah


If a =30°,verify that cos 3a =cos 2a . cos a – sin 2a . sin a
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The point that does not lie on the graph of y=x3−4xy=x3−4x is (a) (-2,0) (b) (1,0) (c) (2,0) (d) (-1,3)​

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