
периметр прямоугольника
Presentation
•
Mathematics
•
9th Grade
•
Easy
Ольга Нелюбина
Used 1+ times
FREE Resource
2 Slides • 2 Questions
1
Периметр прямоугольника
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2
Периметр - это сумма длин всех сторон прямоугольника.
P = (a + b)*2
а
b
Например, a = 5см b = 4см, то P = (5+4)*2 = 18 (см)
3
Multiple Choice
Длина прямоугольника - 7см, ширина - 9см.
Определите, кто из учеников правильно определил периметр?
7+9=16 (см)
7*9=63 (см)
(7+9)*2=30 (см)
(7+9)*2=32 (см)
4
Open Ended
Чему равен периметр этой фигуры, если длина стороны равна 4см?
Периметр прямоугольника
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