The difference of two angles is \[1{}^\circ ;\] the circular measure of their sum is 1. What is the smaller angle in circular measure?

\[\frac{1}{2}\left[ \frac{180}{\pi }-1 \right]\]

\[\left[ \frac{180}{\pi }-1 \right]\]

\[\left[ 1-\frac{\pi }{180} \right]\]

\[\frac{1}{2}\left[ 1-\frac{\pi }{180} \right]\]

The difference of two angles is \[1{}^\circ ;\] the circular measure o

1.	The difference of two angles is \[1{}^\circ ;\] the circular measure of their sum is 1. What is the smaller angle in circular measure?
A.	\[\left[ \frac{180}{\pi }-1 \right]\]
B.	\[\left[ 1-\frac{\pi }{180} \right]\]
C.	\[\frac{1}{2}\left[ 1-\frac{\pi }{180} \right]\]
D.	\[\frac{1}{2}\left[ \frac{180}{\pi }-1 \right]\]
Answer» D. \[\frac{1}{2}\left[ \frac{180}{\pi }-1 \right]\]

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The difference of two angles is \[1{}^\circ ;\] the circular measure of their sum is 1. What is the smaller angle in circular measure?

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