How many radians in a full circle??
$$ 2\pi $$
How many radians in $360^{\circ}$??
$$ 2\pi $$
How many circles in a half turn??
$$ \pi $$
What is $180^{\circ}$ in radians??
$$ \pi $$
What is $\frac{\pi}{2}$ radians in degrees??
$$ 90^{\circ} $$
What is $90^{\circ}$ degrees in radians??
$$ \frac{\pi}{2} $$
What is $\frac{\pi}{3}$ radians in degrees??
$$ 60^{\circ} $$
What is $60^{\circ}$ degrees in radians??
$$ \frac{\pi}{2} $$
What is $\frac{\pi}{6} radians in radians??
$$ 30^{\circ} $$
What is $30^{\circ}$ degrees in radians??
$$ \frac{pi}{6} $$
What is $\frac{pi}{4}$ radians in degrees??
$$ 45^{\circ} $$
What is $45^{\circ}$ degrees in radians??
$$ \frac{\pi}{4} $$
What is the formula for arc length in terms of $r$ and $\theta$ for radians??
$$ r\theta $$
What is the formula for the volume of a sector in terms of $r$ and $\theta$ for radians??
$$ \frac{1}{2}r^2\theta $$
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date: 2020-10-14 16:05
tags:
- '@?further-maths'
- '@?school'
- '@?public'
- '@?a-level'
title: Further Maths - Radians