Math, asked by chethan22, 8 months ago

sin 18 degree divided by cos 72 degree

Answers

Answered by ShivajiMaharaj45

1

Step-by-step explanation:

$\sf \frac {sin18}{cos72} \\ \\ \sf = \frac {sin18}{cos(90-18)} \\ \\ \sf = \frac {sin18}{sin18} \\ \\ \sf = 1$

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