Ответ:
а) x = 180 - 48 = 132
б) х = 180 - 138 = 42
в) х = 90
г) АОВ = 90
СОВ = АОС = [tex]\frac{AOB}{2}[/tex]= 90 / 2 = 45
x = COB = 45
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Ответ:
а) x = 180 - 48 = 132
б) х = 180 - 138 = 42
в) х = 90
г) АОВ = 90
СОВ = АОС = [tex]\frac{AOB}{2}[/tex]= 90 / 2 = 45
x = COB = 45