Вопрос школьника по предмету Математика
Напишите формулы пожалуйста:
Как найти площадь:
-1-Прямоугольного треугольника,2-Параллелограмма,3-трапеции,4-прямоугольника,5-Ромба,6-треугольника
Ответ учителя по предмету Математика
1 прямоугольника S=а *в
2 треугольникS = 1 a · h
2 а
3 трапеции
S = 1d1 d2 sin α2
4 S = a · hS = a · h
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