please jawab yaa pakai cara ya

< B = <D = 110*
jumlah besar sudut C + < B + < E = 180*
= 180* - ( <C + <B + < E )
= 180* - ( 28* + 110* + <C )
= 180* - 138*
<E = 180* - 138*
<E = 42*
jadi besar < CEB = 42*