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Archy [21]
3 years ago
8

If the measure of arc FF=47 and the measure of angle ACD=55, determine the measure of arc BD. I really need help with this, than

k you!!

Mathematics
1 answer:
Llana [10]3 years ago
8 0

Answer:

  d.  8°

Step-by-step explanation:

It appears as though you intend ∠ECF and ∠ACB to be vertical angles, hence the same measure, 47°. The angle of interest, ∠BCD, is added to that to make ∠ACD, which is 55°. The added angle must be 55° -47° = 8°.

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