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ElenaW [278]
3 years ago
8

Which defines a circle?

Mathematics
2 answers:
jarptica [38.1K]3 years ago
7 0

Answer:

Circle is a plane region bounded by by a line that lies at a uniform distance from a fixed point.

Step-by-step explanation:

Circle is a plane figure which is formed by the locus of a point which is at a fixed distance from a fixed point called center and the periphery of the figure is called circumference. The distance between any point on the periphery and the center is called radius of the circle.

Diameter is twice the length of the radius and it is the largest line segment that can be drawn between any two points on the circumference.

Any line segment connecting any two points on the periphery of the circle is called a chord, diameter is the largest chord.

Any line passing through any two points on the circumference of a circle is called a secant.

Any line passing through any one point on the circumference of a circle is called a tangent.

Mila [183]3 years ago
3 0

Answer:

a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point (the center).

Step-by-step explana

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MATH: Composition of two functions...help needed with this problem
Evgesh-ka [11]

The equation of Q(n) is Q(n) = \frac89 * (88n + 23)

<h3>How to determine the formula of Q(n)?</h3>

The functions are given as:

R(d) = \frac89 d

P(n) = 88n + 23

From the question, we understand that:

d = P(n)

This means that:

d = 88n + 23

Substitute d = 88n + 23 in R(d)

R(n) = \frac89 * (88n + 23)

Also, from the question

Q(n) = R(n)

So, we have:

Q(n) = \frac89 * (88n + 23)

Hence, the equation of Q(n) is Q(n) = \frac89 * (88n + 23)

Read more about composite functions at:

brainly.com/question/10687170

#SPJ1

3 0
2 years ago
1. find the exact value of cos2θ if sin 2θ=3/4 and θ is between 0° and 90°
musickatia [10]

Answer:

<u>Identities used:</u>

  • sin²θ + cos²θ = 1
  • cos2θ = cos²θ - sin²θ

#1

  • sin2θ = 3/4, and θ in the first quadrant
  • cos²2θ = 1 - sin²2θ
  • cos2θ = √(1 - sin²2θ) = √(1 - 9/16) = √(7/16) = √7 / 4

#2

  • sinθ(cos²θ - cos2θ) =
  • sinθ(cos²θ - (cos²θ - sin²θ) =
  • sinθ(sin²θ) =
  • sin³θ

5 0
3 years ago
Can someone help me privately
SSSSS [86.1K]

Answer:

72 degrees

Step-by-step explanation:

2x+3x=180

5x=180

x=36

36*2=72

3 0
2 years ago
Does 0.3 and 3.0 have the same value
sergeinik [125]
Hello,

Here is your answer:

The proper answer to this questions is "no".

3.0 is greater than 0.3.

Your answer is no.

if you need anymore help feel free to ask me!

Hop this helps!
3 0
3 years ago
Read 2 more answers
A.)0.406<br> B.)0.435<br> C.)0.303<br> D.)0.154
Serggg [28]
I think it should be option d
3 0
3 years ago
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