
9° ANO - Áreas e polígonos
Authored by Tiago Reis
Mathematics
9th Grade
Used 10+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a área do quadrado?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a área de um retângulo?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a área de um paralelogramo?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a área de um triângulo?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A bandeira de Trinidad e Tobago (Figura 1) é
constituída por dois triângulos vermelhos, dois
paralelogramos brancos e uma faixa preta, também
com a forma de um paralelogramo.
Qual será a área da faixa preta na bandeira de
Trinidad e Tobago?
A = 108 cm2
A = 48 cm2
A = 24 cm2
A = 12 cm2
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Na figura 2 está representado o quadrilátero [ABCD].
O lado de cada quadrícula corresponde a 1 cm.
Determine a área doo trapézio.
A = 18 cm2
A = 12 cm2
A = 24 cm2
A = 8 cm2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Na figura 5, as retas r e s são paralelas. O polígono A é um retângulo. Os vértices dos
polígonos, A, B e C, pertencem às retas r e s.
Determina a área dos polígonos A, B e C.
(adaptado da Prova de Aferição de Mat5_2016)
AA = 10 cm2; AB = 42 cm2 e AC = 6 cm2
AA = 10 cm2; AB = 28 cm2 e AC = 9 cm2
AA = 20 cm2; AB = 42 cm2 e AC = 7,5 cm2
AA = 20 cm2; AB = 28 cm2 e AC = 6 cm2
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