derpyllama1515
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 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

A solution contains iron ions and aluminum ions. A mixture of ammonium chloride and ammonium hydroxide is added to the solution. The precipitate that forms will
use tables to evaluate√{3.45×16.7÷31.5)​
(d) Rekha has 1500 shares of a private bank among 100000 shares. At the end of a year, the management committee is divided to distribute 18% cash dividend among
How many 1/2 cm cubes fit inside a prism
6. Convert from radians to degrees. 22 15 O O 528° 264° 132° 792°
the perimeter of a rectangle with a length a and breadth 6​
4x^4 - 18x^3 - 10x^2 solve using box method pls a = b = c = gcf = 2
Find the value of x. Round your answer to the nearest tenth: 37 6 x
If the difference of p(x)=ax^4/5 + x^3/3 -2x^2/5 + bx/7 -1 and q(x)= x^4/5 + x^3/4 -1/3 x^2 +1/2 x + 3 is h(x) =1/5 x^4 + 1/12 x^3 - 1/15 x^2 + 5/14 x - C then
Write an equation of the line that passes through given points. (0,-3),(3,3)