Category Archives: Trigonometry

Worksheet 10 Trigonometry Technical Mathematics

This grade 10 trigonometry technical mathematics worksheet covers work learnt in term 2. It includes basics like finding the ratios of sin, cos and tan for various right-angled triangles. The worksheet includes questions on their reciprocals. It practices creating diagrams to solve the various trigonometry expressions. The worksheet has a section to practice calculator skills. […]

Grade 11 Maths Term 2 Revision

This grade 11 maths revision worksheet practices the two topics done in term 2 – functions and trigonometry. The questions ask to find x-intercepts, y-intercepts, asymptotes and turning points, as well drawing the graphs. There is a question on finding the general and specific solutions and one on proving identities.   Download now: Worksheet 13: […]

Worksheet 15 Pythagoras

This grade 8 worksheet begins with the basics of Pythagoras.   It focuses on writing down the correct Pythagoras formula, substituting correctly into the formula, finding the longest side. It then moves on to finding any side of a right-angled triangle. Finally students are asked to prove that a triangle is right-angled by using the […]

How to find the hypotenuse

This is really easy! If you have the x and y coordinates: For example: (3; 4) Type in 3  4    Your calculator screen will then look like this: r is your hypotenuse – which is 5 and your angle made with between the y-axis and the hypotenuse is 53o  What if you have the angle and […]

How to Prove the CAST Diagram

To prove the CAST Diagram On your SHARP EL535 calculator press . Then type in . For X_Start: type in 90 and . For X_Step: type in 15 and . Look at the answers between -90 and 0 – are they all positive or all negative? They are all negative: therefore sin is negative between […]

Worksheet 21: Term 3 Revision Grade 10

This grade 10 mathematics worksheet contains revision for term 3 CAPS curriculum for South Africa. The worksheet includes questions on Euclidean geometry, analytical geometry, financial maths including simple and compound interest, exchange rates and hire purchase questions, statistics and 2D trigonometry.   Download here: Worksheet 21: Term 3 Revision Worksheet 21 Memorandum: Term 3 Revision

Term 1 Revision Worksheet

This CAPS worksheet tests the skills that students should have by the end of term 1. These skills and knowledge include number theory, surds, simplifying expressions, factorising, algebraic fractions, exponents, patterns, solving for x in equations as well as simultaneous equations, and trigonometry. Download here: Worksheet 17: Term 1 Revision Worksheet 17 Memorandum: Term 1 […]

Worksheet 7: 2D and 3D Trigonometry

This grade 12 CAPS mathematics worksheet tests maths skills learnt in term 2: 2D and 3D trigonometry. Questions start off with some theory before progressing to applying theory learnt to 2D and 3D representations of real life. Download here: Worksheet 7: 2D and 3D trigonometry Worksheet 7 Memorandum: 2D and 3D trigonometry

Worksheet 15: 2D trigonometry

This grade 10 maths worksheet focuses on the application of 2D trigonometry concepts learnt in term 2 to solve two dimensional application questions. There is a fully worked memorandum as well. Download here: Worksheet 15: 2D trigonometry Worksheet 15 Memorandum: 2D trigonometry

Worksheet 8: Trigonometry: Sine, Cosine and Area Rule

The grade 11 mathematics trigonometry worksheet tests the sine, cosine and area rules learnt and determines whether students can apply it to two-dimensional (2D) questions. The questions are based on the South African Caps syllabus and there is a fully worked out memorandum. Download here: Worksheet 8: Trigonometry Worksheet 8 Memorandum: Trigonometry