

Polígonos-8ºAno
Presentation
•
Mathematics
•
8th - 9th Grade
•
Medium
Glaucilene Carnevalli
Used 5+ times
FREE Resource
5 Slides • 4 Questions
1
Polígonos-8ºAno

2
POLÍGONO é figura plana limitada por uma linha poligonal fechada, ou seja, os polígonos precisam ser figuras fechadas.
POLÍGONO vem do grego e quer dizer muitos (poly) e ângulos (gon).
3
ELEMENTOS DO POLÍGONO
Os pontos A, B, C e D são os Vértices
Os segmentos AB, BC, CD e DA são os lados
AC e BD são as diagonais
Os ângulos A, B, C e D são ângulos internos
4
5
Multiple Choice
A figura tem...
4 quadrados
5 quadrados
3 quadrados
6 quadrados
6
Multiple Choice
Quantos lados tem um retângulo?
4
8
7
5
7
Multiple Choice
O octógono possui...
7 lados
5 lados
8 lados
9 lados
8
Multiple Choice
Um polígono tem...
pelo menos 2 lados
pelo menos 3 lados
quatro ou mais lados
nenhum lado
9
Diagonais de um polígono
Uma diagonal de um polígono é um segmento de reta entre dois vértices não consecutivos do polígono
d=2n(n−3)
Polígonos-8ºAno

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