Ответ:
AB = 136 ; sin∡B = 15\17; cos∡B = 8\17.
Объяснение:
AB^2= CA^2+CB^2
AB^2=120^2+64^2
AB^2=18496
AB=136
sin∡B =CA\AB
sin∡B= 120\136
sin∡B=15\17
cos∡B= CB\AB
cos∡B=64\136=8\17
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
AB = 136 ; sin∡B = 15\17; cos∡B = 8\17.
Объяснение:
AB^2= CA^2+CB^2
AB^2=120^2+64^2
AB^2=18496
AB=136
sin∡B =CA\AB
sin∡B= 120\136
sin∡B=15\17
cos∡B= CB\AB
cos∡B=64\136=8\17