1) Si el área de un cuadrado es 144 cm², ¿cuál es el perímetro del cuadrado?
PRÁCTICA #08 - III

Quiz
•
Mathematics
•
2nd Grade
•
Medium
Héctor Aldo Sucasaca Sarmiento
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
A) 24 cm
B) 36 cm
C) 48 cm
D) 60 cm
2.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
2) En un salón hay 40 estudiantes. Todos los estudiantes practican al menos uno de dos deportes: fútbol o básquetbol. Si 25 estudiantes practican fútbol y 20 practican básquetbol, ¿cuántos estudiantes practican ambos deportes?
A) 5
B) 10
C) 15
D) 20
3.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
3) Un ángulo es 30° mayor que su complemento. ¿Cuál es el valor del ángulo?
A) 45∘
B) 60∘
C) 75∘
D) 85∘
4.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
4) Si a + b = 7; a2 + b2 = 37, ¿cuál es el valor de ab?
A) 5
B) 4
C) 6
D) 7
5.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
5) Si f(x)=x2 + 2x – 8 ¿cuáles son las raíces de la ecuación f(x)=0?
A) x = 2, x = −4
B) x = −2, x = 4
C) x = 1, x = −8
D) x = −1, x = 8
6.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
6) ¿Cuál es la ecuación de la recta que pasa por el punto (2; −3) y tiene pendiente m = 4?
A) y = 4x + 3
B) y = 4x – 3
C) y = 4x – 11
D) y = 4x + 11
7.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
7) Si la ecuación de una recta es 2x − 3y = 6, ¿cuál es su pendiente?
A) 2/3
B) −2/3
C) 3/2
D) −3/2
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