Recuperação de Matemática - 3º ano

Quiz
•
Mathematics
•
11th Grade
•
Medium
MARILIA ALEIZ
Used 2+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Uma rampa lisa com 10 m de comprimento faz ângulo de 15º com o plano horizontal. Uma pessoa que sobe a rampa inteira eleva – se verticalmente a quantos metros?
(Use: sen 15º = 0,26; cos 15º = 0,97; tg 15º = 0,27.)
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Um caminhão sobe uma rampa inclinada 15° em relação ao plano horizontal, sabendo-se que a distância horizontal que separa o início da rampa até o ponto vertical mede 24 m, a que altura, em metros, aproximadamente, estará o caminhão depois de percorrer toda rampa?
(Dados: sen15° = 0,25 / cos15° = 0,96 / tg15° =0,26)
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Para determinar a altura de um edifício, um observador coloca-se a 30m de distância e assim o observa segundo um ângulo de 30º, conforme mostra a figura. Calcule a altura do edifício medida a partir do solo horizontal. (Adote: sen 30º=1/2 ; cos 30º= √3/2 ; tan 30º= √3/3 ).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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