What is the value of cos
explain.
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❥ ᴀɴsᴡᴇʀ
❥ ᴛʜᴇ ᴄᴏsɪɴᴇ ғᴜɴᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴀɴɢʟᴇ ɪs ᴇϙᴜᴀʟ ᴛᴏ ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴀᴅᴊᴀᴄᴇɴᴛ sɪᴅᴇ ᴅɪᴠɪᴅᴇᴅ ʙʏ ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ʜʏᴘᴏᴛᴇɴᴜsᴇ sɪᴅᴇ ᴀɴᴅ ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ɪs ɢɪᴠᴇɴ ʙʏ: ᴄᴏs θ = ᴀᴅᴊᴀᴄᴇɴᴛ sɪᴅᴇ / ʜʏᴘᴏᴛᴇɴᴜsᴇ sɪᴅᴇ.
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