Question

please answer this question ​

Answer 1

Answer:

a) 130°

Step-by-step explanation:

angle BAD = ½ angle BOD

= ½ 100°

= 50°

.

angle BCD + angle BAD = 180°

angle BCD + 50° = 180°

angle BCD = 180° - 50°

angle BCD = 130°

.

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