A.S.T.C

Author:Ang Wee Kiat

Here you can explore how the sign of the trigonometrical ratios change when the angles are in different quadrants. Remember the acronym "ASTC - All School Teachers Care! :)"

New Resources

apec
Noisy loop
Spherical dodecahedron/icosahedron
Multiplying 4-Digit by 3-Digit Numbers Using an Area Model
Taylor Series for 1/(1 - x)

Discover Resources

Median and Centroid
Incenter
Example 3.2.(a)
deneme
Definition of Rigid Transformations (Developing)

Discover Topics

General Quadrilateral
Scalene Triangles
Intersection
Cosine
Line Segment