derpyllama1515 derpyllama1515

01-04-2020
Mathematics

contestada

Find the diameter of a circle whose equation is
x^2 + (y - 2)^2=100

A)100

B)400

C) 10

D) 20

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

01-04-2020

Answer:

D) 20

Step-by-step explanation:

x^2 + (y - 2)^2=100

This can be rewritten as

(x-0)^2 + (y - 2)^2=10^2

This is in the form

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

The radius is 10

The diameter is 2 times the radius

d = 2*r = 2*10 = 20

Answer Link

Otras preguntas

Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2 h, and Car B traveled the distance in 1.5 h. Car B traveled 15

Which statement is best supported by the fact that Abigail Adams wrote her husband, John Adams, a letter arguing for women's rights while he attended the Second

The European Union is attempting to develop a national identity by creating cultural symbols such as A. a national holiday B. an anthem C. one common language D

I'm having trouble on my math and I can't figure it out. The problem is: Among the fifty children at the book fair, b of them are boys. 30% of the girls at the

What are all the multiplication combinations for 18

At the end of chapter 24 it mentioned that karana refused to kill four different animal what were they

what is the cube boyd looks like

What is x= when the equation is 5+x=14-8x

for the fuction f(x)= 4x-6 evaluate the following H(2.5) and H(-5)

French Homework How do you say "You look lovely today."? It is a extra credit assignment. Answer if possible.