Lesson Category: Grade 12 Lessons
HTML Lesson
Full explanation on this topic and how to answer questions in an exam.
Notes for Inventory valuation.
Euclidean Geometry Grade12 Lesson2
- Prove (accepting results established in earlier grades):
• That a line drawn parallel to one side of a triangle divides the other two
sides proportionally (and the Midpoint Theorem as a special case of the converse of this theorem);
• That equiangular triangles are similar;
• That triangles with sides in proportion are similar; and the Pythagorean
Theorem by similar triangles
Analytical Geometry Grade12 Lesson1
- Revise the following including grade 10 concepts:
• The equation of a line through two given points;
• The equation of a line through one point and parallel or perpendicular to
a given line; and
• The inclination (θ) of a line, where 𝑚 = tan 𝜃 is the gradient of the line (0° ≤ 𝜃 ≤ 180°)