Poh Wei Jie's answer to Shanice Lee's Junior College 1 H2 Maths question.
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Feel free to clarify :)
Date Posted:
7 years ago
The ans is pie/2 rad though
Pi/2 is in rad mode and 90deg is in degree mode, depends on which mode you need to leave your answer in. Conversion is as follows, 90/360 x 2pi = pi/2. Hope this answers your questions :)
Ok thank you