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lord [1]
3 years ago
5

Solve all these to be marked the brainlest

Mathematics
1 answer:
Airida [17]3 years ago
7 0
5. A^2 = 91
6. A = 12.2
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The equation of a circle is given below. ( x + 8 3 ) 2 + y 2 = 1 (x+ 3 8 ​ ) 2 +y 2 =1left parenthesis, x, plus, start fraction,
Vesnalui [34]

Answer:

The center  is (-8/3,0) and the radius is 1

Step-by-step explanation:

(x+8/3)^2 + y^2 = 1

We know the equation of a circle is given by

(x-h)^2 + (y-k)^2 = r^2 where (h,k) is the center and r is the radius

Rewriting

(x- -8/3)^2 + (y-0)^2 = 1^2

The center  is (-8/3,0) and the radius is 1

7 0
3 years ago
Is it impossible for a triangle to be both right and acute
Mrrafil [7]
No I have attached proof

3 0
3 years ago
Which statements about the system are true? Select two options.
dlinn [17]

The slope for both the line is m= 1/3 and  they are parallel lines , Option B and C are correct two options

The first equation is

 y = (1/3)x-4 and not y = -x-4

(if the equation is not corrected then it will not have two true statements)

<h3>What is a System of Equation ?</h3>

A system of equation is a set of equation which have a common solution

The given system of equation is

y = (1/3)x-4

3y -x = -7

3y = x-7

As it can seen from the standard equation of a line that

y =mx+c

so slope for both the line is m= 1/3

Therefore they are parallel lines

Thus , Option B and C are correct two options

To know more about System of Equation

brainly.com/question/12895249

#SPJ1

6 0
2 years ago
Which of the following are exterior angles check all that apply?
yanalaym [24]

The exterior angles on this diagram are angle 4 and angle 2.

We can see this because an exterior angle is the angle that forms a straight line with an interior angle, so that 180 - [interior angle] = [exterior angle].

Therefore, angles 4 and 2 are the only angles that form straight lines with interior angles, so they are thus the exterior angles.

I hope this helps!

7 0
4 years ago
In circle k, what is the value of x? <br><br> A: 18<br> B: 20<br> C:36<br> D:90
mixer [17]

If a triangle is inscribed in a circle such that one side of that triangle is a diameter of the circle, then the angle of the triangle that is opposite the diameter is a right angle.

Therefore we have the equation:

5x = 90      <em>divide both sides by 5</em>

x = 18

<h2>Answer: A: 18</h2>
8 0
4 years ago
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