Mathematics · Geometry
BD is the diagonal of parallelogram ABCD such that ∠CBD = 12x, ∠ABD = 7y, ∠ADB = 60° and ∠CDB = 28°. Then, the value of 2x + 3y is:
- 123°
- 220°
- 321°
- 422°✓
Correct answer
22°
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