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
Ivahew [28]
3 years ago
10

A circle is represented by the equation x2+y2=445. a) State the radius. b) Find y if point A(-9,y) is on this circle.

Mathematics
1 answer:
Temka [501]3 years ago
4 0

Answer:

R= sqrt 445

Y = 19

Step-by-step explanation:

Radius is the square root of 445

Find y

So, First step is to substitute what you have

-9^2 + y^2 = 445

 81 + y^2 = 445

-81               -81

y^2 =364

Y is about 19

Let me know if I'm incorrect

Hope this helps :)

You might be interested in
Help me pleaseeeeeeeeeee
algol [13]

Answer:

The answer is ABC

5 0
3 years ago
Read 2 more answers
The computers bus system collected the data in the table below. All of the data were collected under the same conditions: dry ro
Zarrin [17]

Answer:

1)

Independent variable: no. of passengers

Dependent variable: Average speed

2)

Inverse relationship

Fuel consumption increases as speed decreases

3)

Direct relationship

As the no. of passengers increase, fuel consumption also increases

4)

As the no. of passengers increase:

* speed decreases

* Fuel consumption increases

7 0
3 years ago
Debbie is making an abstract painting with two triangles. The dimensions of the painting are shown below: 6x8 and 10x8 The total
Fiesta28 [93]
128 inches bevy se you have to find the areas of each and then add so it is 48 + 80 =128
5 0
3 years ago
Solve the equation: 8(x−3)+14=2(4x+5)
Murljashka [212]
The answer is No solution
8 0
3 years ago
Read 2 more answers
A company has two factories, factory A and factory B. The cost per item to produce q items in factory A is 200 + 3q q . The cost
Serhud [2]

Answer:

100

Step-by-step explanation:

200+3qq+400+q3q

200+3q²+400+3q²

3q²-3q²+400-200    

q²=200

q²=200/2

q²=100

7 0
4 years ago
Other questions:
  • Rewrite the quadratic function in standard form and give the vertex f(x)=3x^2-6x-9
    8·1 answer
  • Sampling error can be avoided only when the sample contains the entire population.<br> True OR False
    12·2 answers
  • How do you long division
    11·1 answer
  • I need help please!!! 30 points
    9·1 answer
  • Please answer this please I need it for a math test
    13·1 answer
  • Quadrilateral A'B'C'D'is a reflection of quadrilateral ABCD over the y-axis.
    15·2 answers
  • The value of y varies directly with x. If x = 3, then y = 21. What is the value of x when y = 105?
    5·1 answer
  • How do you determine which variable is independent<br> and which one is independent?
    8·1 answer
  • A comedy club in New York City spent $4,250 to produce their first major show of the season. Tickets for the show will sell at $
    7·1 answer
  • Can someone help please:)
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!