дана прямоугольная трапеция АВСD с основаниями AD=14 см,BC=8см, у которой cosC = - №18891772

дана прямоугольная трапеция АВСD с основаниями AD=14 см,BC=8см, у которой cosC = 0,6.Найдите площадь трапеции.
- Предмет:
  Математика
- Автор:
  katelynnbeck
- 5 лет назад

Ответы 1

S=14х8см=112см в кв хи их
- Автор:
  maddie
- 5 лет назад
- 0
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Поставьте True к правде,И False к лжи
Jack can meet dogs in the park.
One Monday a friend came to have lunch with Tom
Tom's visitor didn't talk and wanted to go away
Tom likead intesning to his friend's stories.
jack came back with the visitor's hat and shjes in his mouth
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