Math, asked by vkmistry2000, 7 months ago

cos 22° + cos 78° + cos 80° = ​

Answers

Answered by rukmeshdevi603
5

Step-by-step explanation:

bro yahi answer ha 1.307

Answered by sadafsiddqui
2

given,

cos 22° + cos 78° + cos 80° = ​?

Solution:

cos 22°=0.92718...

cos 78°=0.20791....

cos 80°=0.17364..

cos 22° + cos 78° + cos 80° =0.92718+0.20791+0.17364

=1.30874....

Hence, the answer is =1.30874....

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