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Katena32 [7]
2 years ago
9

I need help with number 8 please anyone?

Mathematics
1 answer:
IrinaVladis [17]2 years ago
5 0

Answer:

17 faces

Step-by-step explanation:

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Two lines intersect (see image below)
klemol [59]

Answer:

c-24

a-156

Step-by-step explanation:

a=180-24( angles on s straight line)=156

c= 24 opposite angles

3 0
3 years ago
Is this a function?<br> (4,12)<br> (4,15)<br> (5,18)<br> (5,21)<br> (6,24)
cluponka [151]

Answer:

No this is not a function.

Step-by-step explanation:

This is not a function because some of the x-values repeat, which is not how a function works. For this to be a function, each x-value would have to be different. In this case, the 4 and 5 repeat in the x-values.

If this answer is correct, please make me Brainliest!

8 0
3 years ago
The expression c + 0.07c can be used to find the total cost of an item with 7% sales tax, where c is the cost of the item. Use t
Nataly_w [17]

The total cost of the item at the value of $25 and a tax of 7% is $26.75

<h3>Total Cost </h3>

Given Data

  • Tax = 7%
  • Cost of item c = $25

We have the given expression to find the total cost which is

Total = c + 0.07c

Substituting our given data into the expression we have

Total = 25 + 0.07*25

Total = 25 + 1.75

Total = $26.75

Learn more about total cost here:

brainly.com/question/25109150

3 0
2 years ago
Find the equation of the line parallel to the line y = 4x – 2 that passes through the point (–1, 5).
Anni [7]
<span>Find the equation of the line parallel to the line y = 4x – 2 that passes through the point (–1, 5).

</span>y = 4x – 2 has slope = 4
<span>parallel lines have same slope so slope  = 4

</span><span>passes through the point (–1, 5).
</span><span>y = mx+b
5 = 4(-1) + b
b =9

equation
y = 4x + 9

answer

The slope of y = 4x – 2 is 4
The slope of a line parallel to y = 4x – 2 is  4
The equation of the line parallel to y = 4x – 2 that passes through the point (–1, 5) is y = 4x + 9</span>
4 0
3 years ago
Read 2 more answers
The length of a rectangle is x² + 6x + 3 and the width is 3x² + 4x - 2. Which expression represents the are of the rectangle
miss Akunina [59]

Answer:

Step-by-step explanation:

area of rectangle=length×width

=(x²+6x+3)×(3x²+4x-2)

=3x^4+(4+18)x³+(-2+24+9)x²+(-12+12)x-6

=3x^4+22x³+31x²-6

7 0
3 years ago
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