Дан куб ABCDA1B1C1D1. На середине ребра BB1 отмечена точка N. Найдите синус угла между прямыми AN и DC.
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.