
semelhança de triângulos
Authored by Alexandra Santos
Mathematics
7th - 9th Grade
Used 36+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sabe-se que [BC] // [DE]. O comprimento de BC é igual a:
3
2
1.8
9
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura estão representados os triângulos rectângulos [ABC] e [ADE]. sabendo que os comprimentos de AD=100m, BD=400m e DE=80m, determine a que altura se encontra o avião?
440
430
400
480
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura, as retas AE e BD são estritamente paralelas. Sabe-se, ainda, que os comprimentos de BC = 5 m; AC = 8 m e CD = 7 m. Calcule o comprimento de CE.
5.7
4.4
11.2
10
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura seguinte ED//BC. Determine o comprimentos de BD.
120
333
30
60
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Na figura seguinte ED//BC. Determine o comprimentos de CE.
75
33.5
267
150
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determine o valor de x.
1
9
16
10
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determine o valor de x.
17
11.7
9.45
16.8
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