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= 2 x 35
= 70 derajat
b. Sudut refleks < BOD
= 360 -70
= 290 derajat
c. < BCD
= 1/2 (360 -70)
= 1/2 . 290
= 145 derajat
Itu jawabannya.
b.290 derajat
c. 145 derajat
maaf gk bisa pkek carany