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deff fn [24]
4 years ago
5

ΔABC is an equilateral triangle. m∠A = (3x - 12)°. Solve for x.

Mathematics
2 answers:
dangina [55]4 years ago
6 0
An equilateral triangle all 3 angles are equal and they adds up to 180

each one =60
3x-12=60
x=72/3
x=24

Lelu [443]4 years ago
6 0
60=x

the entire triangle equals 180

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Yeaaa I need help again. 1st pic should help you answer these questions (Questions are on the 2nd pic).
Liono4ka [1.6K]
Well ik the answer to number one is 180 bc it’s a straight line
4 0
3 years ago
Just fill out the explanation on why it's 6?
g100num [7]

Answer: I subtracted 8 from both sides then divided 3 on both sides

Step-by-step explanation: welcome

8 0
3 years ago
Read 2 more answers
Solve for the indicated values.<br> For both
BARSIC [14]

Answer:

CH = 22°

Step-by-step explanation:

We know that Arc AC and Arc CH both equal to 180°, therefore we can say;

AC + CH = 180°

158 + CH = 180°

CH = 180 - 158

CH = 22°

Hope this helps!

5 0
3 years ago
Bianca works as a content writer for $ 10 an hour and as a library assistant for $ 14 an hour. This month, she worked a combined
trasher [3.6K]

It's given in the question,

  • Bianca works as a content writer for $10 per hour.
  • She works as a library assistant for $14 per hour.

She worked for a combined total of 75 hours for both the jobs this month.

Let c be the number of hours Bianca worked as a content writer.

Her earning for this month as a content writer = $10c

Her working hours as library assistant this month = (75 - c) hours

Therefore, her earning as a library assistant for the month = $14(75 - c)

By adding the earnings as a library assistant and a content writer for the month = $10c + $14(75 - c)

           = (10c - 14c) + 1450

           = $(9c + 1050)

    Therefore, expression for the combined total amount she earned this month will be $(9c + 1050).

Learn more,

brainly.com/question/196661

8 0
3 years ago
What is the domain of the function shown in the mapping?
Sergeeva-Olga [200]
Answer: Choice A
The domain is the set {-5, -3, 1, 2, 6} which can be written as {x| x=-5, -3, 1, 2, 6} if you want to make it clear that x is involved with the domain.

------------------------------------------------------------------

Explanation:

The domain is the set of x values, or the set of inputs, of a function or relation. All you have to do is list off the values in the "input" oval. Those values from top to bottom are: -3, 2, -5, 1, 6. Sort them out from smallest to largest and you get -5, -3, 1, 2, 6 which points us to choice A.

Another route you could go is eliminating choices B, C and D because -9 is not in the "input" oval. 
7 0
3 years ago
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