Steps of construction:
Step I: Draw EF = 3.5 cm.
Step II: Construct ∠DEF = 100°.
Step III: With E as the center and radius 4.5 cm, cut off DE = 4.5 cm.
Step IV: Construct ∠EFB = 50°.
Step V: With F as the center and radius 6.5 cm, cut off FB = 6.5 cm.
Step VI: Join BD.
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