Overview

1. 30. (EM) Circular Measure [2021]

This week, we talked about how we can measure an angle in radian. We learnt how to convert an angle from radian to degree and degree to radian. We also discovered new formulae that help us calculate arc length and area of sector using angle in radian. With this angle in radian, we also discovered a shortcut formula to calculate area of segment!
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