1.

Construct a Quadrilateral ABCD, AB = 3.5cm, BC=2.5cm, CD= 4 cm, B= 60º, C = 2 B.

Answer»

Step-by-step EXPLANATION:Steps of construction:Step I: Draw BC=3.6 cm.step II: Construct ∠ABC=30° at B.step III : With B as the centre and RADIUS 4.2 cm, cut off BA=4.2 cm.Step IV: Construct ∠BCD=150° at C.Step V :With C as the centre and radius 4.8 cm, cut off CD=4.8 cm.Step VI: Join AD.The quadrilateral so obtained is the required quadrilateral.



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