Polígonos e ângulos
Authored by micaela lagarto
Mathematics
7th Grade
Used 3+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Considera um octógono.
Qual é a soma dos seus ângulos externos?
135º
1080º
1440º
360º
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Considera um octógono.
Qual a soma dos seus ângulos internos?
135º
1440º
360º
1080º
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
O trapézio da figura é retângulo.
Qual é a amplitude do ângulo interno obtuso?
70º
110º
90º
290º
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Qual é a soma das amplitudes dos ângulos internos de um polígono convexo com 17 lados?
3060º
2070º
2700º
1700º
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
A Sara desenhou um polígono convexo.
A soma das amplitudes dos ângulos internos do polígono que desenhou é 2520°.
Quantos ângulos internos tem o polígono que a Sara desenhou?
18
16
14
12
6.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Observa a figura.
Qual é a amplitude do ângulo x ?
75º
80º
90º
92º
7.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Na figura estão representados parte de um polígono regular e um dos
seus ângulos externos de amplitude 24°.
Quantos lados tem o polígono?
12
15
17
20
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