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nordsb [41]
3 years ago
8

A student scored 88 and 97 on her first two quizzes find the possible values for the third quiz to score that will give her an a

verage between 85 and 95.
Mathematics
2 answers:
irakobra [83]3 years ago
6 0
The answer is 95 because 88 + 97 + 95 divided by 3 is 93.33.....
Katyanochek1 [597]3 years ago
4 0

Answer: 87, 88, 89, 91, 92, 93, 94, 95, 96, 97, 98

Step-by-step explanation:

You basically try a whole bunch of numbers by taking those two numbers and another then adding them and dividing them by 3.

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What is the sum or difference 2/3(7w+4) - 1/3(2w-1)
IRISSAK [1]

Answer:

4w+3

Step-by-step explanation:

2/3(7w+4)-1/3(2w-1)

14/3w+8/3-2/3w+1/3

14/3w-2/3w+8/3+1/3

12/3w+9/3

4w+3

8 0
2 years ago
Two angles are congruent if and only if they have the same _____.
pav-90 [236]

Answer:

measurements

Step-by-step explanation:

I hope this helped and have a great day!

5 0
3 years ago
Mhanifa please help look at the picture attached
olga55 [171]

Answer:

  • B. (3, 2)

Step-by-step explanation:

<u>Given vertices of triangle:</u>

  • A(1, 2), B(3, 4), C(5, 0)

<u>The centroid is found as the average of x- and y- coordinates of three vertices:</u>

  • C = ((x₁ + x₂ + x₃)/3, (y₁ + y₂ + y₃)/3)

<u>Substitute the coordinates into formula:</u>

  • C = ((1 + 3 + 5)/3, (2 + 4 + 0)/3) = (3, 2)

Correct choice is B

3 0
2 years ago
Read 2 more answers
What is the measure in radians for the central angle of a circle whose radius r = 4 cm, and intercepted arc length s = 1.2 cm? E
rodikova [14]

Answer:

17.1972degrees

Step-by-step explanation:

length of an arc = theta/360 * 2πr

Substitute the given angle;

1.2 = theta/360 * 2(3.14)(4)

1.2 = theta/360 * 25.12

1.2/25.12 = theta/360

0.04777 = theta/360

theta = 360 * .04777

theta = 17.1972

Hence the required angle is 17.1972degrees

6 0
3 years ago
I need help with this​
Schach [20]
8- 1/3 quarts
4- 2/3 quarts
7 0
2 years ago
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