
Homotecia
Authored by Francisca Osses
Mathematics
9th Grade
Used 7+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La Homotecia es una transformación en donde la figura se puede mover a partir de un centro, es decir, la figura se rota en torno a un punto.
Verdadero.
Falso.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
En una Homotecia la figura original y la figura homotética son semejantes, es decir tienen la misma forma, pero no tienen medidas proporcionales ni los mismos ángulos.
Verdadero.
Falso.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué tipo de Homotecia se observa en la imagen?
Directa.
Inversa.
No es una Homotecia.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué tipo de Homotecia se observa en la imagen?
Directa.
Inversa.
No es una Homotecia.
5.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Calcular el triángulo homotético de centro (0,0) y razón 2, cuyos vértices son:
A = (2,3) B = (2,1) C = (5,1)
6.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Si al rectángulo de medidas A = (1,2) B = (5,2) C = (5,5) D = (1,5), se le aplica una homotecia de razón 3, ¿cuáles son las nuevas coordenadas de la figura?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la medida del ángulo β?
Ángulo TSU = 78°
Ángulo SUT = 35°
Mide 78° porque el triángulo S’T’U’ está invertido.
Mide 67° porque debe medir lo mismo que el ángulo STU
Mide 35° porque los triángulos son semejantes.
No se puede determinar.
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