Figuras Semelhantes (RA)

Quiz
•
Mathematics
•
7th - 8th Grade
•
Hard
Carla Tavares
Used 26+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Em qual das seguintes opções está um par de figuras semelhantes?
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Em qual das seguintes opções se encontram duas figuras semelhantes?
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O triângulo [DEF] é uma redução do triângulo [ABC].
A razão de semelhança da redução é...
2
0,6
0,5
0,3
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Os triângulos [ABC] e [DEF] são semelhantes.
Sabe-se que a área de [DEF] é 5,25cm2 . A área de [ABC] é...
2,625cm2
7,25cm2
10,5cm2
21cm2
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O retângulo [ABCD] é uma ampliação do retângulo [EFGH] de razão 1,5.
As dimensões do retângulo [ABCD] são:
6cm e 9,5cm
6,75cm e 12cm
3cm e 5,3 cm
9cm e 16 cm
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
7.
FILL IN THE BLANK QUESTION
30 sec • 5 pts
As duas barras de chocolates são semelhantes. Qual é o valor de x?
8.
FILL IN THE BLANK QUESTION
1 min • 5 pts
Atendendo aos dados da figura, determina a altura do poste, usado para hastear a bandeira de Portugal.
9.
FILL IN THE BLANK QUESTION
1 min • 5 pts
2.8 cm no polígono A corresponde a 3.5 cm no polígono B.
Qual a razão de semelhança por ampliação?
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