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nadezda [96]
2 years ago
15

In the diagram below of circle 0, diameter AB is

Mathematics
1 answer:
Nina [5.8K]2 years ago
8 0

Answer:

C. 55°

Step-by-step explanation:

The computation of mAC is shown below:

Given that

Diameter AB would be parallel to CD

McD = 70

Based on the attached diagram and the above information

mAC is

= (180 - 70) ÷ 2

= 55 degrees

hence, the correct option is third

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