1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Crazy boy [7]
3 years ago
7

The equation is x^2+(y+5)^2=81. find the center and radius

Mathematics
1 answer:
Gwar [14]3 years ago
7 0

Answer:

The center is (0,-5) and the radius is 9

Step-by-step explanation:

The equation of a circle can be given by

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

where (h,k) is the center and r is the radius

(x-0)^2 + (y- -5) ^2 = 9^2

The center is (0,-5) and the radius is 9

You might be interested in
Can someone please explain step by step on how I subtract fractions like for an a example!
kotykmax [81]

Keep the denominators the same and subtract the numerators. So for example in your example:

7/8 - 3/8

Leave the 8 alone. Subtract 3 from 7.

7 - 3 = 4

So answer is:

4/8

Sometimes they may have to simplify the answer, and in this case, 4/8 could be simplified to 1/2

3 0
2 years ago
Read 2 more answers
The students at Southern Junior High School are divided into four homerooms. Benjamin just moved into the school district and wi
Vladimir [108]

Answer:

1 2 and 4

Step-by-step explanation:

3 0
3 years ago
A scuba diver ascends 5 3/4 feet to the top of a boat platform. The diver then descends 20 1/8 feet by jumping off the boat. Wri
Nana76 [90]
-15 5/8 feet
5 6/8- 20 1/8
8 0
3 years ago
For the function f(x)= 1/x+1. which of these could be a value f(x) when x is close to -1
WITCHER [35]

Given the following question:

f(x)=\frac{1}{x+1}

Graph the function:

The value of the function of x is infinite as you see the line goes on forever. Which means your answer is option C or "10,000."

4 0
1 year ago
On simplifying (-342-8) - (-5/2 + 1)
icang [17]

Answer:

-348.33

Step-by-step explanation:

Use PEMDAS as your guide.

(-342-8) - (-5/2+1)

PEMDAS

parenthesis

-350 - (-5/3)

PEMDAS

Dvisision

-350- (-1.67)

= - 348.33

Hope this is what your looking for!

5 0
3 years ago
Read 2 more answers
Other questions:
  • Giving brainliest to the answer who gives step by step examples clearly!
    6·2 answers
  • Solve by quadratic formula:<br> 3x^2 - 10x - 20= 0
    13·1 answer
  • Which inequality has infinitely many negative integer solutions
    10·1 answer
  • An athletics coach states that the distribution of player run times (in seconds) for a 100-meter dash is normally distributed wi
    11·1 answer
  • Marla has $95.50 in her savings account. She deposits $5 every week. Her mother also deposits $20 into the account every time Ma
    5·1 answer
  • A rope factory produces ropes that have been measured to be able to lift 500 pounds, with a standard deviation of 6 pounds. One
    9·2 answers
  • Can someone answer this
    15·1 answer
  • Anyone know the answer?
    5·1 answer
  • What is the gradient of the graph shown ? Give your answer in its simplest form
    5·1 answer
  • Which letter has point symmetry?
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!