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12-09-2021
Mathematics

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Math Trigonometry, please show step by step

Math Trigonometry please show step by step class=

Respuesta :

ferrybukantoro ferrybukantoro

12-09-2021

Step-by-step explanation:

(i)

m L BOC = 2× m L BAC = 2×56 = 112°

(ii)

m L BCA = m L BAT = 75°

m L OCB = (180°-112°)/2 = 68°/2 = 34°

so, m L OCA = 75°-34° = 41°

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