tan阝2.555等多少度

2025-12-14 23:03:19
推荐回答(1个)
回答1:

tanβ=2.555
β=arctan2.555
=68.625150195837285398522418180353......°
=68°37.509011750237123911345090821155......'
=68°37'30.540705014227434680705449269307......"
≈68°37'30.54"