Answer:
142
Explanation:
the whole circle is 360 degrees.
90+52=142
180-142=38
AB=38 is the same as DE.
90+52+38+38=218
360-218=142.
arc ed is 38 degrees
dc is 90bc is 52ad is 18090 + 52 = 142180 - 142 = 38ab (38) is the same as edab = eded = 38
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