Further Maths - Radians

Created: October 14, 2020 | Read markdown | About these notes | View in context | Study these flashcards |

How many radians in a full circle?
11b37659683c47f196d9f5d68d4598b7
\[2\pi\]

How many radians in $360^{\circ}$?
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\[2\pi\]

How many circles in a half turn?
d20acd428fbe4b4e95185b8900cef100
\[\pi\]

What is $180^{\circ}$ in radians?
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\[\pi\]

What is $\frac{\pi}{2}$ radians in degrees?
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\[90^{\circ}\]

What is $90^{\circ}$ degrees in radians?
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\[\frac{\pi}{2}\]

What is $\frac{\pi}{3}$ radians in degrees?
2f867b2989794a41939a634140cbba18
\[60^{\circ}\]

What is $60^{\circ}$ degrees in radians?
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\[\frac{\pi}{2}\]

What is $\frac{\pi}{6} radians in radians?
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\[30^{\circ}\]

What is $30^{\circ}$ degrees in radians?
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\[\frac{pi}{6}\]

What is $\frac{pi}{4}$ radians in degrees?
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\[45^{\circ}\]

What is $45^{\circ}$ degrees in radians?
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\[\frac{\pi}{4}\]

What is the formula for arc length in terms of $r$ and $\theta$ for radians?
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\[r\theta\]

What is the formula for the volume of a sector in terms of $r$ and $\theta$ for radians?
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\[\frac{1}{2}r^2\theta\]


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