Question
In the figure, ABDE, CBKJ, CDFG, EFHJ and AKHG are straight lines. Find the value of ∠c + ∠d + ∠e + ∠f.
3 m

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In the figure, ABDE, CBKJ, CDFG, EFHJ and AKHG are straight lines. Find the value of ∠c + ∠d + ∠e + ∠f.