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Nady [450]
3 years ago
14

Solve this quadratic equation using the quadratic formula. x2 + 8x - 5 = 0

Mathematics
1 answer:
Lady_Fox [76]3 years ago
3 0
X = -4 + 21

x = 0.58257569, - 8.58257569.

Hope that helps.
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What is the area of a regular hexagon with a side length of 5.2 centimeters and a distance from the center to a vertex of 5.2 ce
Artyom0805 [142]
I think it is 10.4 centimeters
4 0
3 years ago
A bedroom measures 9 feet long and 11 feet wide. A scale drawing is made using a scale factor of 112.
bazaltina [42]

Given the previous length of the bedroom and the current scale factor, the length of the bedroom in the current scale drawing is 1008ft.

<h3>What is the length of the bedroom in the scale drawing?</h3>

Scale factor is simply a measure for similar figures, who look the same but have different scales or measures.

To get new dimension;

New dimension = scale factor × current dimension

Given that;

  • Current length of the bedroom = 9ft
  • Current width of the bedroom = 11ft
  • Scale factor = 112
  • New length of the bedroom = ?

New dimension = scale factor × current dimension

New length of the bedroom = 112 × 9ft

New length of the bedroom = 1008ft

Therefore, given the previous length of the bedroom and the current scale factor, the length of the bedroom in the current scale drawing is 1008ft.

Learn more about scale factor here: brainly.com/question/22312172

#SPJ1

6 0
2 years ago
Which statement is true about the ray passing through points B and C?
Oliga [24]
A. The definition of a ray states that it extends infinitely in one direction. (A line extends infinitely in both directions, and a line segment has two finite end points.) Anything that extends infinitely has an infinite number of points.
6 0
4 years ago
Read 2 more answers
What is the measurement of ABC ​
Alinara [238K]

Answer:

m<ABC=40

Step-by-step explanation:

Ok so we need to break up this problem.

m<ABC=4x

m<BCA=7x-20

m<A= 90 degrees (We are given a right angle here)

Because of the Triangle Sun Theorem, all the angles here would add up to 180 degrees. So..

4x+7x-20+90=180  

Solve

x=10

Then we look back and see that m<ABC is 4x

We plug in x

4(10)=m<ABC

m<ABC=40

4 0
3 years ago
PLEASE HELP! I’M SO CONFUSED!!
romanna [79]

Answer:

The answer is 7.

Step-by-step explanation:

4 divided  by 7 is 0.571428 these just keep repeating over and over again so the closest dividable number of 6 (6 is how many digits there are before it repeats) is 1998 so the 2nd digit in .571428 is 7 hope this helps.

8 0
3 years ago
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