PS: Note that all the angles are in degree.
Exercise 1
Knowing that
, and that
, calculate the remaining trigonometric ratios of angle
.
Exercise 2
Knowing that
, and that
, calculate the remaining trigonometric ratios of angle
.
Exercise 3
Knowing that
and
, calculate the remaining trigonometric ratios of angle
.
Exercise 4
Knowing that
, calculate the remaining trigonometric ratios of angle
.
Exercise 5
Prove the identities:
1
2
3
4
5
Exercise 6
Simplify the fractions:
1 
2 
3 
Exercise 7
Prove the identities:
Part 1
Part 2
Exercise 8
Simplify the fractions:
Part 1
Part 2
Part 3
Exercise 9
Calculate the trigonometric ratios of
(from the
and
).
Exercise 10
Develop:
.
Exercise 11
Calculate
, depending on
.
Exercise 12
Calculate
and
, in terms of
.
Solution of exercise 1
Knowing that
, and that
, calculate the remaining trigonometric ratios of angle
.
Solution of exercise 2
Knowing that
, and that
, calculate the remaining trigonometric ratios of angle
.
Solution of exercise 3
Knowing that
and
, calculate the remaining trigonometric ratios of angle
.
Solution of exercise 4
Knowing that
, calculate the remaining trigonometric ratios of angle
.
First quadrant:
Second quadrant:
Solution of exercise 5
Prove the identities:
1
2
3
4
5
Solution of exercise 6
Simplify the fractions:
1 
2 
3 
Solution of exercise
Solution of exercise 7
Prove the identities:
1 
2 
Solution of exercise
Solution of exercise 8
Simplify the fractions:
1 
2 
3 
Solution of exercise
Solution of exercise 9
Calculate the trigonometric ratios of
(from the
and
).


Solution of exercise
Solution of exercise 10
Develop:
.
Solution of exercise 11
Calculate
, depending on
.
Solution of exercise 12
Calculate
and
, in terms of
.

Summarise with AI:









It was good and worth learning