May 20, 2021
What will be learnt? We will learn about the value of sine, cosine and tangent for angle between 0 and 360.
What is the important keyword that must be emphasis?
- Quadrant and the value of sine, cosine and tangent for each quadrant (positive/negative).
- Corresponding reference angle.
- Special Angle (30, 60 and 45)
- Unit circle
To get the answer for all knowledge that we need in this subtopic, let’s watch this video.
Nayli Fatini
Cikgu, untuk soalan without using calculator tu, kalau jawapan tulis nombor perpuluhan dikira salah ke cikgu?
Syukri Sulaiman
Jawapan tu betul cuma untuk pemarkahan tu tak dapat fullmarks, sebab without using calculator membawa maksud awak mesti guna special angle yang mempunyai sifat-sifat khas dan setiap length triangle mempunyai length tertentu.