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Evaluate: 14 Sin 30°+ 6 Cos 60°- 5 Tan 45°. - Mathematics

Sum

Evaluate: 14 sin 30°+ 6 cos 60°- 5 tan 45°.

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Solution

14 sin 30°+ 6 cos 60°- 5 tan 45°

= `14(1/2) + 6(1/2) - 5(1)`

= 7 + 3 - 5

= 5.

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APPEARS IN

Selina Concise Mathematics Class 9 ICSE
Chapter 25 Complementary Angles
Exercise 25 | Q 6.9 | Page 310
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