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LenaWriter [7]
3 years ago
10

There are 7 more girls than boys in a class. There are 23 students in the class in all how many girls are there in the class. Wh

at are the unknowns in this problem?
Mathematics
1 answer:
Flura [38]3 years ago
6 0
The unknown is how many girls and boys are in the class.
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The diagram shows a right triangle and three squares. The area of the largest square is 363636 units^2 2 squared. Which could be
Over [174]

Answer:

The answers are A. and B.

Step-by-step explanation:

Since the area of the largest square is 36. We need two numbers that equal 36. and A. had 6 and 30 so i picked it and it was right and B. is 28 and 8 which also equals 36. But, C. is 4 and 16 which is not 36. So A. and B. are the answers. Hope this helps! :)

4 0
3 years ago
What’s angle 2 and 4
Nataliya [291]

Answer:vertical angle

Step-by-step explanation:

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3 years ago
Consider a random variable Y. What is the difference between the sample average and the population​ mean? The population mean is
Studentka2010 [4]

Answer:

The population mean is a true measure of the central tendency of the distribution of Y whereas the sample average is an estimator of the population mean.

Step-by-step explanation:

Out of all the statements given the correct statement is:

The population mean is a true measure of the central tendency of the distribution of Y whereas the sample average is an estimator of the population mean.

A sample mean is calculated from a dataset that is sampled out of the entire population data. And this sample mean is used to estimate or predict the population mean

7 0
3 years ago
Tell whether the angles are adjacent or vertical. Then find the value of x.
inna [77]
Adjacent angles, and x = 21.

90 - 69 = 21.
7 0
3 years ago
The quadrilateral shown is a parallelogram. If m∠ADC = 125° and m∠1 = 30°, what is m∠2? A) 15° B) 25° C) 35° D) 55°
Ganezh [65]

Answer:

B) 25°

Step-by-step explanation:

Assuming the quadrilateral is the one shown in the picture attached, then a triangle ADC is form, where m∠ADC = 125° and m∠1 = 30°. The addition of the three angles of a triangle is equal to 180°, so:

m∠ADC + m∠1 + m∠2 = 180°

Replacing with the known values and isolating m∠2 we get:

125° + 30° + m∠2 = 180°

m∠2 = 180° - 125° - 30°

m∠2 = 25°

3 0
4 years ago
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