prove that cos20 degree cos 40 degree cos60 degree cos 80 degree = 1/2
Plz tell me answer very fast
Answers
Answered by
0
Answer:
Mark me as brainliest
if you understood the answer properly and clearly with step by step explaination
follow me for more questions and answer's
Attachments:
Answered by
0
Step-by-step explanation:
the above answer is totally correct . please follow that
Similar questions