Maharashtra State BoardSSC (English Medium) 9th Standard
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Find the Values of - Geometry

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Sum

Find the values of 

`4/5` tan60° + 3sin2 60°

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Solution

`4/5` tan60° + 3sin2 60°

= `4/5 xx (sqrt 3)^2 +3 xx ( sqrt 3/2)^2`

= `4/5 xx 3 + 3 xx 3/4`

=`12/5 + 9/4`

= `[48 + 45 ]/20`

= `93/20` 

Concept: Important Equation in Trigonometry
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APPEARS IN

Balbharati Mathematics 2 Geometry 9th Standard Maharashtra State Board
Chapter 8 Trigonometry
Practice Set 8.2 | Q 2.2 | Page 112
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