Math, asked by abhishekapk17, 11 months ago

evalnate cos30 x cos60 x sin30 x sin60

Answers

Answered by jitendrabansal

2

Answer:3/16

Step-by-step explanation:

Answered by lemon798

1

Answer:

cos 30 = √3/2

cos 60 = 1/2

sin 30 = 1/2

sin 60 = √3/2

so, cos 30 × cos 60 × sin 30 × sin 60

= √3/2 * 1/2 * 1/2 * √3/2

= 3/16

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