radian measures

a central angle created when the radius is wrapped around a circle.

a central angle created when the radius is twice as big as the arc length

a central angle created when the radius is half as big as the arc length

a misspelling of radius

TRUE

FALSE

$$\frac{\pi}{4}$$

$$\frac{\pi}{2}$$

$$\pi$$

$$2\pi$$

$$56+\frac{180}{\pi}$$  

$$56\times\frac{180}{\pi}$$  

$$56\times\frac{\pi}{180}$$  

$$56+\frac{\pi}{180}$$  

$$5.6\times\frac{180}{\pi}$$

$$5.6\times\frac{\pi}{180}$$

$$5.6\div\frac{180}{\pi}$$

$$5.6\div\frac{\pi}{180}$$

$$270\degree$$  

$$180\degree$$  

$$45\degree$$  

$$90\degree$$  

$$\pi$$  rad

2 $$\pi$$  rad

3 $$\pi$$  rad

150

240

270

300

7π / 6

21π / 10

5π / 6

9π / 4