trobbie817
16.07.2019 •
Mathematics
What is the value of a? a) 27.5 b) 45 c) 50 d) 90
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Ответ:
Draw a line across the arc that is labeled a
Step Two
Find the central angle.
The central angle of the arc labeled a is 2*45o =90o
Step three
The central angle and the arc are equal in measurement. a = 90o
Ответ:
Answer
what you mean
Step-by-step explanation: