Trigonometric Identities. Mathematics State Board, Class 10: lessons, tests, tasks.

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1.	Introduction
2.	Recall: Trigonometric ratios
3.	Complementary angle
4.	Trigonometric identities

1.	Multiple choice question I Difficulty: easy	1
2.	Multiple choice question II Difficulty: easy	1
3.	Multiple choice question III Difficulty: easy	1
4.	Multiple choice question IV Difficulty: easy	1
5.	Multiple choice question V Difficulty: easy	1
6.	Multiple choice question VI Difficulty: easy	1
7.	Multiple choice question VII Difficulty: easy	1
8.	Multiple choice question VIII Difficulty: easy	1
9.	Multiple choice question IX Difficulty: easy	1
10.	Two mark example problem I Difficulty: medium	0
11.	Two mark example problem II Difficulty: medium	0
12.	Two mark example problem III Difficulty: medium	0
13.	Two mark example problem IV Difficulty: medium	0
14.	Two mark example problem V Difficulty: medium	0
15.	Two mark example problem VI Difficulty: medium	0
16.	Two mark example problem VII Difficulty: medium	0
17.	Two mark example problem VIII Difficulty: medium	0
18.	Two mark example problem IX Difficulty: medium	0
19.	Two mark example problem X Difficulty: medium	0
20.	Two mark exercise problem I Difficulty: medium	0
21.	Two mark exercise problem II Difficulty: medium	0
22.	Two mark exercise problem III Difficulty: medium	0
23.	Two mark exercise problem IV Difficulty: medium	0
24.	Two mark exercise problem V Difficulty: medium	0
25.	Two mark exercise problem VI Difficulty: medium	0
26.	Two mark exercise problem IV Difficulty: medium	0
27.	Two mark exercise problem V Difficulty: medium	0
28.	Two mark exercise problem VI Difficulty: medium	0
29.	Five mark example problem I Difficulty: hard	0
30.	Five mark example problem II Difficulty: hard	0
31.	Five mark example problem III Difficulty: hard	0
32.	Five mark example problem IV Difficulty: hard	0
33.	Five mark example problem V Difficulty: hard	0
34.	Five mark example problem VI Difficulty: hard	0
35.	Five mark exercise problem I Difficulty: hard	0
36.	Five mark exercise problem II Difficulty: hard	0
37.	Five mark exercise problem III Difficulty: hard	0
38.	Five mark exercise problem IV Difficulty: hard	0
39.	Five mark exercise problem V Difficulty: hard	0
40.	Five mark exercise problems VI Difficulty: hard	0
41.	Five mark exercise problems VII Difficulty: hard	0

1.	Trigonometric identity Difficulty: easy	2
2.	Express in terms of the ratio 'sin' Difficulty: easy	2
3.	Express in terms of the ratio 'cot' Difficulty: easy	2
4.	Express in terms of the ratio 'sec' Difficulty: easy	2
5.	Simplify and choose the equivalent expressions Difficulty: medium	4
6.	Simplify and select the equivalent expressions Difficulty: medium	4
7.	Select the correct answer Difficulty: medium	5
8.	Prove the given trigonometric equation Difficulty: medium	5
9.	Explain the given trigonometric equation by matching correct options Difficulty: medium	5
10.	Verify the given trigonometric equation Difficulty: hard	5
11.	Choose the correct answer Difficulty: hard	5
12.	Show the given trigonometric equation Difficulty: hard	5

1.	Choose the correct answer Difficulty: medium	1
2.	Find the values of the identities Difficulty: medium	2

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Trigonometric Identities

Theory

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