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What is the value of a? a) 27.5 b) 45 c) 50 d) 90
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What is the value of a?

a) 27.5
b) 45
c) 50
d) 90

What is the value of a? a) 27.5 b) 45 c) 50 d) 90-example-1
User SRoy
by
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1 Answer

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Step One
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
User Fabien TheSolution
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5.1k points
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