74. ABCD is square and CDE is an equilateral triangle outside the square. What is the value|| edu214

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74. ABCD is square and CDE is an equilateral triangle outside the square. What is the value (in degrees) of ∠BEC?
यदि ABCD एक वर्ग है तथा CDE वर्ग के बाहर एक समबाहु त्रिभुज है । ∠BEC का मान क्या है ?
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ram raghuwanshi
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