Answer:
cm²
Step-by-step explanation:
Since CD = AB = cm and ∠CDE = 30°, we have DE = 2 cm.
From AB:BC = and ∠ABC = 90°, ∠ACB = 30°.
Hence ∠AÇK = 30°, so that ∠DÇK = 90° - 30° - 30° = 30°.
It follows that KC is parallel to DE so that the area of KCD is the same as that of CDE, which is cm²
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Answers & Comments
Answer:
cm²
Step-by-step explanation:
Since CD = AB = cm and ∠CDE = 30°, we have DE = 2 cm.
From AB:BC = and ∠ABC = 90°, ∠ACB = 30°.
Hence ∠AÇK = 30°, so that ∠DÇK = 90° - 30° - 30° = 30°.
It follows that KC is parallel to DE so that the area of KCD is the same as that of CDE, which is cm²
#CarryOnLearning