# Angles in a circle

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##### Examples

###### Lessons

- In the following diagram, the radius is 24 cm and $\angle$BDC is 75°.

- You are setting up a display board for the science fair. You have two spotlights: one projects through an angle of 20°; and one projects through an angle of 40°. Where is the best place to put the display board? Show your answer in a diagram.
- Given $\angle$BAE = 44.5° and $\angle$ADC = 64.27°.

Find.