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Firdavs [7]
4 years ago
5

Number 21-23 answer all for 25 points

Mathematics
1 answer:
olga2289 [7]4 years ago
8 0
I'm so excited to be the first half of the year and I don't 
see carma dont to it to me agian 
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Find the y-intercept of the line: 4x−2y+7=0
dmitriy555 [2]

Answer:

= (0, 7/2)

Step-by-step explanation:

7 0
3 years ago
Not a school question but how do i get more points lol
IceJOKER [234]
Answer questions. Duh
5 0
4 years ago
Read 2 more answers
A dartboard is divided into 20 sectors. Each sector is worth a point value from 1 to 20 and has shaded regions that double or
Nikitich [7]

The area of each sector is the amount of space on the sector

  • The area of the entire region is 6.89
  • The area of the double region is 0.75
  • The area of the triple region is 0.46

<h3>The area of the entire sector</h3>

The area of a sector is calculated as:

A = (1/2) × r^2θ

For the entire sector, we have:

θ =  π/10

r = 6.625

So, we have:

A = (1/2) × 6.625^2 × π/10

Evaluate the product

A = 6.89

<h3>The area of the double region </h3>

For the double region, we have:

θ =  π/10

r = 6.25

So, we have:

A = Complete sector - (1/2) × r^2θ

A = 6.89 - (1/2) × 6.25^2 × π/10

Evaluate the difference

A = 0.75

<h3>The area of the triple region </h3>

For the triple region, we have:

θ =  π/10

R = 4.125

r = 3.75

So, we have:

A = (1/2) × R^2θ - (1/2) × r^2θ

A = (1/2) × 4.125^2 × π/10 - (1/2) × 3.75^2 × π/10

Evaluate the difference

A = 0.46

Hence, the area of the triple region is 0.46

Read more about sector areas at:

brainly.com/question/16736105

8 0
2 years ago
Mhanifa please help! This is due soon and I dont want to fail
bearhunter [10]

Answer:

#1

<u>Sum of interior angles is 180:</u>

  • y = 180 - (42 + 31) = 107

<u>The law of sines:</u>

  • x / sin 107 = 11 / sin 42
  • x = 11 sin 107deg / sin 42deg
  • x = 15.72

#2

<u>The law of cosines:</u>

  • cos 76  = (6² + 17² - x² )/2(6)(17)
  • 204*0.24 = 325 - x²
  • x² = 325 - 48.96
  • x² = 276.04
  • x = √276.04
  • x = 16.61

#3

<u>Same as above:</u>

  • 2*9.4*10*cos 20 = (10² + 9.4² - x²)
  • 176.66 = 188.36 - x²
  • x² = 188.36 - 176.66
  • x² = 11.7
  • x = √11.7
  • x = 3.42

#4

<u>Sum of interior angles is 180:</u>

  • y = 180 - (52 + 94) = 34

<u>The law of sines:</u>

  • x / sin 34 = 15 / sin 94
  • x = 15 sin 34  / sin 94
  • x = 8.41
3 0
3 years ago
What is the slope of the line that passes through (-6,13) and (8,-29)
Bumek [7]

Answer:

-3

Step-by-step explanation:

4 0
4 years ago
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