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sesenic [268]
2 years ago
15

Select the expressions that are polynomials,

Mathematics
1 answer:
soldier1979 [14.2K]2 years ago
3 0

Answer:

A is the correct answer to the question

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Could someone help me solve this problem?
Ann [662]

Answer:

\boxed{x=58} & \boxed{m \angle C = 60}

Step-by-step explanation:

You need to find x first in order to find the measure of angle C. To solve for x, we will use the fact that interior angles of a triangle have angle measurements that add up to 180 degrees.

Using this knowledge, we can create an equation where angles A, B, and C add up to equal 180.

  • A+B+C=180
  • (x+4)+(x)+(x+2)=180

Combine like terms on the left side of the equation.

  • 3x + 6 = 180

Subtract 6 from both sides of the equation.

  • 3x=174

Divide both sides of the equation by 3.

  • x=58

Now that you've found the value of x, you can use this value to plug into the expression for angle C.

  • C=x+2
  • C=(58)+2
  • C=60

Therefore, the final answer is:

x=58\  \text{and} \ m \angle C = 60

4 0
3 years ago
Read 2 more answers
5 + 2x = 2x + 6<br><br>Step by step please​
Fiesta28 [93]

Answer:

5 + 2x=2x + 6

Subtract 5 from both sides.

2x =2x + 6 - 5

Combine like terms (numbers).

2x = 2x + 1

Subtract 2x from both sides.

0 = 1

Since 0 doesn’t equal 1, there is no real solution to the problem.

:)

8 0
3 years ago
Read 2 more answers
What’s the answer to this?
USPshnik [31]

Answer:

<D is congruent to <B

Step-by-step explanation:

They both have the 3 lines indicated on them

4 0
3 years ago
Find the center and the radius of the circle x2 + y2 − 2x + 6y − 6 = 0.
asambeis [7]

x 2 + y 2 + a x + b y = c

x2 + y2 − 2x + 6y − 6 = 0

Steps:

x^2 + y^2 - 2x + 6y - 6 = 0

(x - 1)^2 + (y - (-3)^2=4^2

Which means...

Center = (1,-3)

Radius = 4

Or option B

6 0
1 year ago
As a nurse, part of your daily duties is to mix medications in the proper proportions for your patients. For one of your regular
spayn [35]

Answer:

10 milligrams of Medication A

Step-by-step explanation:

We'll write proportions/ratios for this:

20:16 is the usual proportion, and x:8 is this week's dose. The ratio from A to B has to be equal, so

20/16 = x/8

Cross-multiply:

(20)(8) = (16)(x)

160 = 16x

divide both sides by 16

x = 10

Please let me know if you have questions about this answer.

5 0
3 years ago
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