![\bf \textit{equation of a circle}\\\\ (x- h)^2+(y- k)^2= r^2 \qquad center~~(\stackrel{}{ h},\stackrel{}{ k})\qquad \qquad radius=\stackrel{}{ r} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \stackrel{small}{circle}~~ \begin{cases} r=2\\ h=0\\ k=0 \end{cases}\implies (x-0)^2+(y-0)^2=2^2\implies x^2+y^2=4 \\\\\\ \stackrel{large}{circle}~~ \begin{cases} r=3\\ h=5\\ k=-4 \end{cases} \\[3em] [x-5]^2+[y-(-4)]^2=3^2\implies (x-5)^2+(y+4)^2=9](/tpl/images/0388/9887/a4058.png)
How do i write these circles in standard form?
...
Answers: 2
Another question on Mathematics
Mathematics, 20.06.2019 18:02
Show me how you find y and z and determine what y and z are you i appreciate it : )
Answers: 1
Mathematics, 21.06.2019 13:10
True or false? many triangular shapes can be circumscribed about a given circle
Answers: 2
Mathematics, 21.06.2019 13:10
Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50
Answers: 3
Mathematics, 21.06.2019 14:30
Using the given statements, state whether the conditional statement is true or false. p: 7 + 1 = 0 q: 2 + 2 = 5 is p q true or false?
Answers: 1
You know the right answer?
Questions
Mathematics, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Computers and Technology, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Mathematics, 14.08.2020 18:01
Physics, 14.08.2020 18:01
Biology, 14.08.2020 18:01
