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Home > MC1 > Chapter 9 > Lesson 9.1.4 > Problem 9-48

9-48.

This is a little more than 45°.

This is a little less than 180°.

This is a little more than 180°.

Remember that a 360° angle is at the center of an entire circle. Notice that 270° + 90° = 360°.
Also, 180° + 90° = 270°. What should this look like?