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

The cheer squad is ordering small towels to throw into the stands at the next pep rally. The printing company has quoted the following prices. Which function de
Complete the coordinates using the given equation Y=3x+3 X=5
Why did the Green Knight not harm Gawain with the first two "feign" (or pretend) strikes with the ax? Why did he draw blood the third time?
A cell has 6 chromosomes during G1. During G2 it has how many chromatids and strands of DNA?
A chemist reacted 12.0 liters of F2 gas with NaCl in the laboratory to form Cl2 gas and NaF. Use the ideal gas law equation to determine the mass of NaCl that r
what is the volume of the box with a high of 3/2 inches a length of 7/2 inches and a with of 5/2 inches
Definition of pandemic ​
pleaseeee check picture its about finding area of triangle.
(will mark brainlist) How would we name the polyonomi ? PLS SOMEONE HELP ME FIND THE ANSWER AND EXPLAIN #1 to me. and maybe steps. Also if you can help with any
The regular octagon shown is enlarged so that its side are 3 times as large. What affect does this have on the perimeter?