Unit 7, Lesson 17
Parámetros y gráficas
Materiales de apoyo extra para Álgebra 1
17.1
Warm-up
Cada figura muestra el triángulo y su imagen después de una transformación, . ¿Cuáles tres van juntas? ¿Por qué van juntas?
ATwo triangles in an x y plane. Horizontal axis scale negative 5 to 5 by 1s. Vertical axis scale negative 5 to 5 by 1s. Triangle P Q R. Point P is at 0 comma 0. Point Q is at 0 comma 2. Point R is at 3 comma 0. Triangle P prime Q prime R prime. Point P prime is at negative 1.5 comma 0. Point Q prime is at negative 1.5 comma 4. Point R prime is at 4.5 comma 0.
BTwo triangles in an x y plane. Horizontal axis scale negative 5 to 5 by 1s. Vertical axis scale negative 5 to 5 by 1s. Triangle P Q R. Point P is at 0 comma 0. Point Q is at 0 comma 2. Point R is at 3 comma 0. Triangle P prime Q prime R prime. Point P prime is at 0 comma 0. Point Q prime is at negative 1.5 comma 1.414 comma negative 1.414. Point R prime is at negative 2.12 comma negative 2.121.
CTwo triangles in an x y plane. Horizontal axis scale negative 5 to 5 by 1s. Vertical axis scale negative 5 to 5 by 1s. Triangle P Q R. Point P is at 0 comma 0. Point Q is at 0 comma 2. Point R is at 3 comma 0. Triangle P prime Q prime R prime. Point P prime is at negative 2 comma negative 3. Point Q prime is at negative 2 comma negative 1. Point R prime is at 1 comma negative 3.
DTwo triangles in an x y plane. Horizontal axis scale negative 5 to 5 by 1s. Vertical axis scale negative 5 to 5 by 1s. Triangle P Q R. Point P is at 0 comma 0. Point Q is at 0 comma 2. Point R is at 3 comma 0. Triangle P prime Q prime R prime. Point P prime is at 0 comma 0. Point Q prime is at 0 comma negative 2. Point R prime is at 3 comma 0.