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Marizza181 [45]
2 years ago
14

PLA HELP I'LL MARK BRAINLEST

Mathematics
2 answers:
Contact [7]2 years ago
7 0

Answer:

X=55

Step-by-step explanation:

Musya8 [376]2 years ago
5 0

Answer:

x+125=180(co-interior angle)

x=180-125=55

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What is the probability of selecting a seventh-grader from a school that has 250 sixth-graders, 225 seventh-graders, and 275 eig
Nina [5.8K]

Answer:

3/10 or 0.3 or 30%

Step-by-step explanation:

Its 225/750 total students

We simplify this by dividing by 5

45/150

Divide by 5 again

9/30

Divide by 3

3/10

3 0
3 years ago
What is the vertex of the graph of the function f(x) = 2(x − 2)2 + 3? Enter your answer in the boxes.
Pani-rosa [81]

Answer:

The vertex of the function is at (2,3).

Step-by-step explanation:

I graphed the equation on the graph below.

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3 0
3 years ago
( 8n - 3n^4 + 10n ^2 ) - ( 3n^2 + 11n ^4 - 7)
DanielleElmas [232]

Answer:

-14n^4 + 7n^2 + 8n + 7

Step-by-step explanation:

( 8n - 3n^4 + 10n^2 ) - ( 3n^2 + 11n^4 - 7)

8n - 3n^4 + 10n^2 - 3n^2 - 11n^4 + 7

- 14n^4 + 7n^2 + 8n + 7

3 0
2 years ago
Read 2 more answers
Please help me with this question...
Svetlanka [38]

Answer:

a)45º

b)22º

c)22º

Step-by-step explanation:

Add Angle b and angle a (45+113) then subtract from 180º (because that is the total of all triangle angles) and you get 22º

7 0
3 years ago
PLZ HELP ME OUT!!!! Solve for x. Round your answer to two decimal places. Show your work for full credit. Will give Brainliest.
masya89 [10]

9514 1404 393

Answer:

  37.74

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you of the relationships between sides and angles in a right triangle. The one applicable here is ...

  Sin = Opposite/Hypotenuse

  sin(32°) = 20/x

  x = 20/sin(32°)

  x ≈ 37.74

3 0
3 years ago
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