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6-8 Grado 8 Unit 2 Lesson 5

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Unit 2, Lesson 5

Más dilataciones

Grado 8

Practice

Problem 1

Los triángulos B y C se construyeron dilatando el triángulo A.

Three triangles, 2 of which are dilations of the first. Please ask for further assistance.

Encuentra el centro de dilatación.
¿El triángulo B es una dilatación de A con aproximadamente qué factor de escala?
¿El triángulo A es una dilatación de B con aproximadamente qué factor de escala?
¿El triángulo B es una dilatación de C con aproximadamente qué factor de escala?

Problem 2

Este es un triángulo.

Dibuja la dilatación del triángulo con centro y factor de escala 2. Marca este triángulo con .
Dibuja la dilatación del triángulo con centro y factor de escala . Marca este triángulo con .
¿ es una dilatación del triángulo ? De ser así, ¿cuáles son el centro de dilatación y el factor de escala?

Coordinate plane, x, negative 7 to 8, y, negative 6 to 6. A triangle, A, 4 comma negative 2, B, negative 2 comma negative 2, C, negative 2 comma 2.

Problem 3

El cuadrilátero se dilata con centro y lleva a . Dibuja .

A quadrilateral, A, negative 2 comma 3, B, 3 comma 1, C, 1 comma negative 1, D, negative 3 comma negative 2. Another point, B prime, 6 comma 2.

Problem 4

ForLesson 15: Sumemos los ángulos de un triángulo

El triángulo es un triángulo rectángulo y el ángulo mide . ¿Cuáles son las medidas de los otros dos ángulos?