Right-triangle trigonometry

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Sean Gardiner 5 years, 7 months ago

Created this as a copy of Right-triangle trigonometry.

Name	Status	Author	Last Modified
3 point triangle TestBed	draft	David Wishart	02/05/2017 22:00
3 point triangle	draft	David Wishart	31/03/2025 15:39
Ben's copy of 3 point triangle	draft	Ben Brawn	02/05/2017 05:21
3 side triangle	draft	David Wishart	07/05/2017 23:04
Right Angle triangle	draft	David Wishart	10/06/2017 22:53
Trigonometry Q2 Right angled triangle	Ready to use	David Wishart	03/03/2020 15:15
Trigonometry Q3 Right angled triangle	Ready to use	David Wishart	03/03/2020 15:15
Trigonometry Q4 Sine rule	Ready to use	David Wishart	03/03/2020 15:15
Trigonometry Q5 Cosine rule	Ready to use	David Wishart	03/03/2020 15:15
Trigonometry to Find Missing Length	draft	Gareth Woods	21/07/2017 16:00
Trigonometry to Find Angle	draft	Gareth Woods	21/07/2017 16:02
Paul's copy of Trigonometry Q4 Sine rule	draft	Paul Hancock	05/09/2017 03:32
Question 4	draft	Paul Hancock	07/09/2017 01:42
Question 5	draft	Paul Hancock	05/09/2017 03:40
Right Triangle	draft	Paul Hancock	05/09/2017 03:57
MATH6058 Trigonometry Cosine rule	draft	Catherine Palmer	24/10/2017 11:06
Trigonometry Q1	Ready to use	David Wishart	05/06/2023 13:11
Kwame's copy of Paul's copy of Trigonometry Q4 Sine rule	draft	Kwame D Dwamena	15/03/2018 15:37
Kwame's copy of MATH6058 Trigonometry Cosine rule	draft	Kwame D Dwamena	15/03/2018 15:39
Trigonometry Application	draft	Mark Hodds	16/03/2018 09:35
Trigonometry Cosine rule	draft	Mark Hodds	16/03/2018 09:48
Trigonometry Sine rule	draft	Mark Hodds	16/03/2018 09:38
Trigonometry Sine rule	draft	Mark Hodds	16/03/2018 09:46
Christian's copy of Trigonometry Q1	draft	Christian Lawson-Perfect	13/06/2018 09:03
Network Demo	draft	Paul Hancock	04/07/2018 01:32
Sine, cosine, and area rules	draft	Sean Gardiner	17/02/2019 20:47
Sine, cosine, and area rules	draft	Sean Gardiner	13/02/2019 00:37
Right-triangle trigonometry	draft	Sean Gardiner	16/12/2018 21:58
Right-triangle trigonometry [OLD]	draft	Sean Gardiner	21/12/2021 03:15
Trigonometry Q3 (Right angled triangle)	draft	Michael Proudman	07/12/2021 10:48
Trigonometry to Find Missing Length (Right Angled Triangle)	draft	Michael Proudman	07/12/2021 10:48
Michael's copy of Trigonometry Q1	draft	Michael Proudman	07/12/2021 10:48
Michael's copy of Right-triangle trigonometry	draft	Michael Proudman	07/12/2021 10:48
Sine, cosine, and area rules (radians)	draft	Sean Gardiner	17/02/2019 20:47
SOHCAHTOA applied problem	Should not be used	Ruth Hand	12/07/2022 15:05
Simon's copy of Sine, cosine, and area rules	draft	Simon Thomas	02/05/2019 10:45
Simon's copy of Trigonometry Cosine rule	draft	Simon Thomas	02/05/2019 10:59
Meetu's copy of Michael's copy of Trigonometry Q1	draft	Meetu Chhabra	21/05/2019 05:14
Trigonometry Q1	draft	Meetu Chhabra	21/05/2019 05:15
Maria's copy of Sine, cosine, and area rules	draft	Maria Aneiros	24/05/2019 00:52
Maria's copy of Meetu's copy of Michael's copy of Trigonometry Q1	draft	Maria Aneiros	29/05/2019 08:19
Maria's copy of Trigonometry Q1	draft	Maria Aneiros	29/05/2019 07:52
Trigonometry: Sine Rule	draft	Xiaodan Leng	10/07/2019 22:55
Trigonometry Cosine rule	draft	Xiaodan Leng	10/07/2019 22:55
Right-triangle trigonometry	draft	Sean Gardiner	17/09/2020 23:54
Sine, cosine, and area rules	draft	Sean Gardiner	09/02/2020 22:14
Michael's copy of Right-triangle trigonometry	draft	Michael Proudman	07/12/2021 10:48
Pythagoras: calculating side length	Ready to use	Ruth Hand	08/03/2023 14:52
Right angled triangles: SOHCAHTOA 3 - random side or angle	Ready to use	Ruth Hand	27/09/2022 09:01
Right angled triangles: SOHCAHTOA 1 - find angle	Ready to use	Ruth Hand	27/09/2022 09:01
Right angled triangles: SOHCAHTOA 2 - find side	Ready to use	Ruth Hand	27/09/2022 09:01
GB1 Trigonometry - missing side	Ready to use	Megan Oliver	14/02/2025 14:31
GB6 Trigonometry - non-right angled trig	Ready to use	Oliver Spenceley	09/04/2024 17:51
GB2 Trigonometry - missing angle	Ready to use	Will Morgan	14/02/2025 14:29
GA2 Pythagoras - triangle	Ready to use	Will Morgan	09/04/2024 17:45

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Question statement

The following question refers to this right-angled triangle (not necessarily drawn to scale). The values and functions are randomised, so you should retry this question several times for practice.

{plotgraph(a,b,c,angleA,angleB,angleC)}

Give any introductory information the student needs.

			Name	Type	Generated Value

m	integer	3
n	integer	1
k	integer	1
a	number	8
b	number	6
c	number	10
angleA	number	53.1301023542
angleB	number	36.8698976458
angleC	integer	90
ind	integer	2
f	string	\tan
sol	list	[ 8, 6 ]
ind2	integer	1
f2	string	\cos
sol2	list	[ 6, 10 ]

Automatically regenerate variables?

Name

Data type

Value

xxxxxxxxxx
 
random(2..5)

JME function reference

Description

Describe what this variable represents, and list any assumptions made about its value.

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Generated value: `integer`

→ Used by:

Advice

Use the definitions of the appropriate trigonometric functions to find the correct ratios.

For part (b), you need to know the exact value of the hypotenuse.

The hypotenuse can be found by using Pythagoras' Theorem: $c^2 = a^2 + b^2$, so here $c = \sqrt{\var{a}^2 + \var{b}^2} = \var{c}$.

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Taxonomy: mathcentre

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Checkpoint description

Sean Gardiner 5 years, 7 months ago

Error in variable testing condition

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Warning

Generated value: `integer`

Parts

Mathematical expression

Advanced settings

Checking accuracy

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Error

Right-triangle trigonometry

Metadata

Taxonomy: mathcentre

Taxonomy: Kind of activity

Taxonomy: Context

Contributors

History

Comment

Checkpoint description

Sean Gardiner 5 years, 7 months ago

Error in variable testing condition

Error

Warning

Generated value: integer

Parts

Mathematical expression

Advanced settings

Checking accuracy

Variable value generators

Pattern restriction

Variables

String restrictions

Generated value: `integer`