Trigonometry, 2ADV T1 2021 HSC 12
A right-angled triangle
- Find the length of
in centimetres, correct to two decimal places. (2 marks)
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- Hence, find the area of the shaded region in square centimetres, correct to one decimal place. (3 marks)
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Trigonometry, 2ADV T1 2021 HSC 18
The diagram shows a triangle
Find the size of the obtuse angle
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Trigonometry, 2ADV T1 2019 HSC 11a
Trigonometry, 2ADV T1 EQ-Bank 2
Determine all possible dimensions for triangle
Give all dimensions correct to one decimal place. (3 marks)
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Trigonometry, 2ADV T1 2018 HSC 14a
Trigonometry, 2ADV T1 2015 HSC 13a
Trigonometry, 2ADV T1 2006 HSC 4a
In the diagram,
The points
Copy or trace the diagram into your writing booklet.
- Show that
(1 mark)
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- Find the length of
. (2 marks)
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- Find the area of the garden
. (2 marks)
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Trigonometry, 2ADV T1 2006 HSC 1d
Trigonometry, 2ADV T1 2005 HSC 3b
The lengths of the sides of a triangle are 7 cm, 8 cm and 13 cm.
- Find the size of the angle opposite the longest side. (2 marks)
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- Find the area of the triangle. (1 marks)
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Trigonometry, 2ADV T1 2009 HSC 5c
The diagram shows a circle with centre
- There are two possible values of
for which the area of is square centimetres. One value is . Find the other value. (2 marks)
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- Suppose that
.
(1) Find the area of sector
(1 mark)
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(2) Find the exact length of the perimeter of the minor segment bounded by the chord
and the arc . (2 marks)
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