LilyK04
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In circle B, m DAC = 60°. Solve for v ifmDC = (7x – 42)°. If necessary,
round your answer to the nearest tenth.

In circle B m DAC 60 Solve for v ifmDC 7x 42 If necessary round your answer to the nearest tenth class=

Respuesta :

Answer: 23.1

Step-by-step explanation:

By the inscribed angle theorem, we know the measure of arc DC is 120 degrees. So, we can set 120=7x-42.

162 = 7x

x = 162/7, which is about 23.1