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5. Trigonometric Ratios
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Q29 of 143 Page 6

is equal to







tan 60° [∵ tan 60° = √3]

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27

is equal to

28

sin 2A = 2 sin A is true when A =

30

If A, B and C are interior angles of a triangle ABC, then =.

31

If cos θ = 2/3 then 2 sec2θ + 2tan2θ – 4 is equal to

Questions · 143
5. Trigonometric Ratios
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