Lección 2 ¿Será recto? Consolido lo que aprendí

Prepárate

Usa la cuadrícula de coordenadas para encontrar la longitud de cada lado de los triángulos. Escribe tus respuestas en forma exacta.

1.

A coordinate plane with x- and y-axis in 1-unit increments. A right triangle with vertices at (0,4), (-4,4), and (-4, -3). x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

2.

A coordinate plane with x- and y-axis in 1-unit increments. A right triangle with vertices at (4,4), (4,-3), and (-1, -3). x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

3.

A coordinate plane with x- and y-axis in 1-unit increments. A right triangle with vertices at (3,-2), (3,-4), and (-5, -4). x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

4.

A coordinate plane with x- and y-axis in 1-unit increments. A right triangle with vertices at (0,-2), (2,-4), and (-2, -4). x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Alístate

5.

Grafica una recta paralela a la recta dada.

Ecuación de la recta dada:

Ecuación de la nueva recta:

6.

Grafica una recta paralela a la recta dada.

A coordinate plane with x- and y-axis in 1-unit increments. A line with y-intercept at 4 and slope of -1/4. x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Ecuación de la recta dada:

Ecuación de la nueva recta:

7.

Grafica una recta paralela a la recta dada.

A coordinate plane with x- and y-axis in 1-unit increments. A line with y-intercept at 1 and slope of -4. x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Ecuación de la recta dada:

Ecuación de la nueva recta:

8.

Grafica una recta perpendicular a la recta dada.

A coordinate plane with x- and y-axis in 1-unit increments. A line with y-intercept at 1 and slope of 1/3. x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Ecuación de la recta dada:

Ecuación de la nueva recta:

9.

Grafica una recta perpendicular a la recta dada.

A coordinate plane with x- and y-axis in 1-unit increments. A line with y-intercept at -1 and slope of -4. x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Ecuación de la recta dada:

Ecuación de la nueva recta:

10.

Grafica una recta perpendicular a la recta dada.

A coordinate plane with x- and y-axis in 1-unit increments. A line with y-intercept at -2 and slope of 2. x–4–4–4–2–2–2222444y–4–4–4–2–2–2222444000

Ecuación de la recta dada:

Ecuación de la nueva recta:

¡Vamos!

Despeja la variable indicada en cada ecuación.

11.

(despeja )

12.

(despeja )

13.

(despeja )

14.

(despeja )