kapin644 kapin644

02-05-2020
Mathematics

contestada

write an equation for a circle with a radius of 3 and a center located at point (2,-1)

Respuesta :

mysticchacha mysticchacha

02-05-2020

Answer:

(x - 2)^2 + (y + 1)^2 = 9

Step-by-step explanation:

recall the equation for a circle:

(x - h)^2 + (y - k)^2 = r^2

here (h, k) = (2, -1)

and r = 3

so

(x - 2)^2 + (y -(-1))^2 = 3^2

(x - 2)^2 + (y + 1)^2 = 3^2

(x - 2)^2 + (y + 1)^2 = 9

Answer Link

Otras preguntas

4. Ethan had 5/6 of a library book, and he returned 2/6 of it. How much of the book does he have left?

Si el conductor de un automóvil desea aumentar su rapidez de 39mi/h a 81mi/h mientras corre una distancia de 941ft ¿Cuál es la aceleración constante que debe ma

Why do humans have emotions

PLEASE HELP!!!! 50 POINTS You've read about cultural contributions of a Mesoamerican or South American empire. Choose one and describe its contributions and si

explain the reasons for the building of the berlin wall in 1961

10. How many amino acids will result from the translation of the mRNA sequence AUG-CUG-GAG-CUC-UAG?

pls answer 45 points!!!!!!

. Question If C = 2 + 4x and D = 2x - 2, find an expression that equals 3C + D in standard form.

give me a 400 word story

Add the expression -2.4n-3 and -7.8n 2