
Examen geometria plana EXTRA 2ESO

Quiz
•
Mathematics
•
7th Grade
•
Hard
Àngela Vilaplana
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Uns escaladors han pujat una paret vertical de 17 m d'altura i per baixar volen fer una
tirolina des de dalt del penya-segat fins al peu d'un arbre, on han situat el seu campament,
que dista 21m de la base del rocam. Per nuar la corda els calen 1,5 m a cada costat. Quina quantitat de corda necessiten per poder baixar utilitzant aquest sistema?
9,16m
28,51m
30,02m
27,02m
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Troba el valor de "x":
No podem calcular-ho
5,05
1,41
5,44
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A 5 m de les parets d’una casa rectangular de 20 m de llargada i 15 m d’amplada es col·loca una tanca rectangular:
Quant valdrà la superfície del jardí que queda entre la casa i la tanca?
750 m2
300 m2
450 m2
500 m2
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Troba l'àrea d'un pentàgon de 10 cm de radi i 14 cm de costat
342,92 cm2
249,9 cm2
427,23 cm2
602,16 m2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Troba el perímetre d'un rombe sabent que les seves diagonals mesuren, d = 35 cm D = 42 cm.
218,68 cm
27,33 cm
46,43 cm
109,34 cm
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calcula l'àrea d'un rombe de 18 cm de costat que té una diagonal de 13,6 cm.
226,64 cm2
113,28 cm2
453,28 cm2
261,68 cm2
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Un rotllo de tela de 2 m d’amplada s’ha utilitzat per tallar 1050 mocadors quadrats de 20 cm de costat. Quina longitud de tela hi havia en el rotllo si no ha faltat ni sobrat tela?
210 m
42 m
21 m
400 m
8.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calcula l'àrea de la següent figura:
745,5 cm2
672 cm2
661,5 cm2
728 cm2
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