Last updated at Aug. 11, 2021 by Teachoo
Transcript
Ex 8.3, 1 Evaluate : (i) sin 18 /cos 72 sin 18 /cos 72 = sin 18 /cos (90 18 ) = sin 18 /(sin 18 ) = 1
Trignometric ratios of complementry angles
Example 9 Deleted for CBSE Board 2022 Exams
Ex 8.3, 1 (i) Deleted for CBSE Board 2022 Exams You are here
Ex 8.3, 2 (i) Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 7 Deleted for CBSE Board 2022 Exams
Example 11 Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 4 Deleted for CBSE Board 2022 Exams
Example 10 Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 3 Deleted for CBSE Board 2022 Exams
Ex 8.3, 5 Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 6 Important Deleted for CBSE Board 2022 Exams
Trignometric ratios of complementry angles
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