eMaths.ie
  • Home
    • Projectmaths.ie
    • Geogebra
    • Exam Layout
    • Revision Notes
    • T&T Solutions
    • Log Tables
    • Contact
    • Calculators
    • Files
    • Applied Maths
  • Paper 1
    • S3 Number >
      • Number Systems
      • Complex Numbers
      • Sequences & Series
      • Financial Maths
      • Arithmetic and Money
    • S4 Algebra >
      • Algebra 1
      • Algebra 2
      • Algebra 3
      • Algebra Overview
      • Binomial Theorem
      • Logs & Indices
    • S5 Functions & Calculus >
      • Functions
      • Graphing Polynomials
      • Differentiation
      • Integration
    • Paper 1 - Must Learn
  • Paper 2
    • S1 Statistics & Probability >
      • Probability
      • Statistics
    • S2 Geometry & Trigonometry >
      • The Line & Circle
      • Trigonometry 1
      • Trigonometry 2
      • Trigonometry Overview
      • Geometry
    • S3 Number (Area, Volume) >
      • Area and Volume
    • Paper 2 - Must Learn
  • Exam Papers
    • Printable Exam Questions
    • Exam Question Solutions & Marks
    • Molloy Maths LCHL Exam Videos
  • LC '22 Blog

April 30th, 2020

4/30/2020

0 Comments

 

3D Trigonometry

Can you do the Roof Lantern question from LCHL 2016?
roof_lantern_question_lchl_2016.pdf
File Size: 1495 kb
File Type: pdf
Download File

Picture
0 Comments

April 29th, 2020

4/29/2020

0 Comments

 

Trigonometry 1 3D Trigonometry

Geogebra Interactive File
Picture
0 Comments

April 28th, 2020

4/28/2020

0 Comments

 
Video: Solving Triangles Todays Live Lesson with Solution to Question from class
0 Comments

April 27th, 2020

4/27/2020

0 Comments

 

Trigonometry 1 Section 5: The Cosine Rule

Today's we are continuing onto section 5 The Cosine Rule which is used to solve non-right angled triangles. We use the cosine rule if the information we have/want includes all three sides and one of the angles. You are asked to look at the tutorial video and answer questions from this section. Please ask if you require help.
Picture
0 Comments

April 24th, 2020

4/24/2020

0 Comments

 

Todays Assessment On Trigonometry 1 Sections 1-4 

In Teams Assignment
Picture
Picture
Picture
Picture
0 Comments

April 23rd, 2020

4/23/2020

0 Comments

 

Trigonometry 1 Section 4: The Sine Rule

The Sine Rule was on the JC HL course. The examples below will remind you of its application. The ambiguous case of the sine rule is new in example 3. Before you watch this video or try the question in the video play with the attached GeoGebra file. 
Finding a side
Finding an angle
Ambiguous Case of the Sine Rule
Interactive Geogebra File: Ambiguous Case of the Sine Rule
Picture
0 Comments

April 22nd, 2020

4/22/2020

0 Comments

 

Trigonometry 1 Section 3 Surd Ratios

Picture
Picture
GeoGebra 4 Trig Ratios in the 4 Quadrants
0 Comments

April 21st, 2020

4/21/2020

0 Comments

 

Trigonometry 1 Section 2 Trigonometric Ratios

Today's work is to look at question from Trigonometry 1 Section 2
Tutorial videos below
0 Comments

20 April 2020

4/20/2020

0 Comments

 

Trigonometry 1 Section 3.1

Todays learning is focused on Section 3.1 Radian Measure, Arc length and Sector area
Your task is to complete questions from the book on these areas (p. 97-99)

Radian measure

Arc length

Sector area

0 Comments
    Picture

    Author

    Mr Roche

    Picture

    Archives

    March 2021
    February 2021
    January 2021
    November 2020
    October 2020
    September 2020
    May 2020
    April 2020
    March 2020

    Categories

    All

    RSS Feed

Picture




​Copyright material from JC Fallon used with permission 




​Copyright © 2021