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Natalka [10]
3 years ago
10

What is the distance between points A(2, 9) and B(−2, 6)?

Mathematics
1 answer:
Andrews [41]3 years ago
8 0

Answer: 5

Step-by-step explanation:

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Write an expression that represents the area of the triangle with the base 2x to the power of 2 and height 3xy ( for any triangl
madam [21]
Since:
Area of a triangle = 1/2 * base * height

2x^2 ∗ 3xy/2 <span>6x^3y/2 <span>= 3x^3y/1

3x^3y/1

Therefore, the </span></span>expression that represents the area of the triangle is <span>3x^3y/1.

I hope my answer has come to your help. Thank you for posting your question here in Brainly.</span>
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3 years ago
The mean of 7 numbers is 15. When an 8th number is added the mean decreases to 12. What is the 8th number?
ale4655 [162]

Answer:

The 8th number is -9

Step-by-step explanation:

With an average, the sum of the seven numbers divided by 7 is 15.

In order to add an 8th number, we set up

\frac{7*15+x}{8}=12\\105 + x = 96\\x = -9\\\\\frac{105-9}{8}=\frac{96}{8}=12

3 0
4 years ago
2/3 (24x − 9) + (4x − 7)
san4es73 [151]
37 if u divide the ssd me rn Shan
8 0
3 years ago
Read 2 more answers
Whats the gcf of 48 and 78
Liono4ka [1.6K]
The greatest common factor (GCF) of 48 and 78 is: 6

Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
Factors of 78: 1, 2, 3, 6, 13, 26, 39

The common factors between the two numbers are 1, 2, 3, and 6, but considering 6 is the highest number out of them, it is the greatest common factor.
5 0
3 years ago
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If Grayson has filled 4 more sketchbooks with drawings at home than he has filled at school, how many sketchbooks has he filled
salantis [7]

Answer:

2x + 4

Step-by-step explanation:

I'm guessing there are no exact numbers

home = x + 4

school = x

x + x + 4

2x + 4

8 0
3 years ago
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