Answer:
andle D=26°
Explanation:
4x-10+ angle CED=180
angle CED=190-4x…………[i]
now,
angle CED+2x-2+18=180°……[sum of angle of triangle]
from [i]
190-4x+2x-2+18=180
206-2x=180
x=26/2
x=13
then,
angle D=2*13-2=24°
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