Si α es un ángulo agudo de un triángulo rectángulo, se cumple que tanα=3/4. Calcular E=(senα+cosα)÷(cosα-senα)
2do Secundaria - Recuperación

Quiz
•
Mathematics
•
8th Grade
•
Easy
Edward Mallqui Montalvo
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
7
5
7/25
2.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
Si α es un ángulo agudo de un triángulo rectángulo, se cumple que tanα=3/4. Calcular E=5(senα+cosα)
25
7
35
3.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
En un triángulo rectángulo ABC, recto en B, calcular E=a·cscA-c·cscC.
0
1
2
4.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
En un triangulo rectángulo ABC, recto en B, se sabe que tanC=7/24 y que a–c=34, calcular el perímetro de dicho triangulo.
56
112
168
5.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
Si θ es el ángulo agudo de un triángulo rectángulo, además, tanθ=3/4, calcular E=(senθ+cosθ)÷(cscθ-cotθ).
7/5
21/5
7/15
6.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
En un triángulo rectángulo ABC, recto en B, calcular E=(b·cosA+b·cosC)÷(a+c).
1
0
2
7.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
Si α es un ángulo agudo de un triángulo rectángulo, además, se cumple que tanα=3/4, calcular E=senα+cosα+3tanα.
22/10
73/20
15/4
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