Ответ:
sin α=0.3 ⇒sin²α+cos²α=1
cos²α=1-0.09=0.91, cos α = √0.91
tgα=sin α/cosα, tgα=0.3/√0.91
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
sin α=0.3 ⇒sin²α+cos²α=1
cos²α=1-0.09=0.91, cos α = √0.91
tgα=sin α/cosα, tgα=0.3/√0.91