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Salsk061 [2.6K]
2 years ago
13

I NEED THIS NOW!!

Mathematics
2 answers:
Airida [17]2 years ago
8 0

Answer:

a) x = 6°  b) m∠B = 50°

Explanation:

(a) total angle measure of a triangle is 180°

8x + 2 + 70° + 60° = 180°

8x + 132° = 180°

8x = 180° - 132°

8x = 48°

x = 6°

(b)

m∠B = 8x + 2

m∠B = 8(6) + 2°

m∠B = 48° + 2°

m∠B = 50°

Elis [28]2 years ago
7 0

Answer:

A. X is 6 and B. Angle is 50

Step-by-step explanation:

PART A

Triangle sum theorem explains that all angles in a triangle add up to 180

(8x + 2) + 70 + 60 = 180

8x= 180-70-60-2

8x= 48

X= 48/8 =6

PART B

Using the formula provided, replace the x with 6

So it'll be 8(6)+2 = 48+2 = 50

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aleksandrvk [35]

Answer:

Ashley is making $570 a week

Step-by-step explanation:

500 + 20%= 600

600-5% =570

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3 years ago
andre is writing a paper for science class he can type 30 words per minute what is the ratio of words to minutes
soldi70 [24.7K]

Answer:

30words

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The ratio is 1:2

Thank you and please rate me as brainliest as it will help me to level up

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3 years ago
Problem 1: Given the following probabilities P(Ac) = 0.45, P(B) = 0.34, and P(B|A) = 0.23. Find the following probabilities:
-BARSIC- [3]

Answer:

P(A)=0.55

P(A and B)=P(A∩B)=0.1265

P(A or B)=P(A∪B)=0.7635

P(A|B)=0.3721

Step-by-step explanation:

P(A')=0.45

P(A)=1-0.45=0.55

P(B∩A)=?

P(B|A)=0.23

P(B|A)=(P(A∩B))/P(A)

0.23=(P(A∩B))/0.55

P(A∩B)=0.23×0.55=0.1265

P(A∪B)=P(A)+P(B)-P(A∩B)

=0.55+0.34-0.1265

=0.7635

P(A|B)=[P(A∩B)]/P(B)=0.1265/0.34 ≈0.3721

8 0
3 years ago
Translate from words into math notation:<br><br> The sum of 2 and 4 gives 6
shepuryov [24]

Answer:

X+2+4=6

Step-by-step explanation:

I HOPE IT HELP.......

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3 years ago
On a coordinate grid, point A is located in the first quadrant. Point B is located at (2, - 1/2
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Answer:

It's where point B is at (2,0.5)

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2 years ago
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