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Talja [164]
3 years ago
5

Which statement is sometimes true will give brainlist if righ and 10 extra points

Mathematics
2 answers:
arlik [135]3 years ago
4 0
A rectangle is a square. 
LiRa [457]3 years ago
4 0
A rectangle is a parallelogram( I should know I got an A in geometry )
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Solve for x.<br><br><br><br> Enter your answer in the box.
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Answer:

x=61

Step-by-step explanation:

A 5 sided shape always has 540 degrees in angles in total. So, 540-90-107-144-138. Do this, and it gets you 61 degrees. Therefore x = 61 degrees

6 0
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a researcher at a major clinic wishes to estimate the proportion of the adult population of the united states that has sleep dep
Anna11 [10]

Answer:

The estimate of a population proportion is approximately 541.

Step-by-step explanation:

We can solve the the problem by using the formula for minimum sample needed for interval estimate of a population proportion which is given by the formula

n = pq ((Z/2) / E)^2

As, p is not defined so we use the standard p and q which is 0.5 and 0.5.

The reason for this is we have to choose form 0.1 to 0.9 both values of p and q, we will find the maximum value of pq occurs when they both are 0.5.

Next, we will find the value of (Z/2) by looking at the Z-table, we will find that at 98% confidence (Z/2) = 2.326. Now we start substituting the values in the above formula

n = (0.5)×(0.5) × (2.326/0.05)^2

n = 541.027

n ≅ 541.

5 0
3 years ago
a spinner is divided into nine equal sections numbered 1 through 9. predict how many times out of 270 spins the spinner is most
evablogger [386]
I'd say around 150 times
5 0
3 years ago
Yuri read 17 books.
Aleks [24]

Answer:

Yuri read 12  more books than Hiro.

Step-by-step explanation:

17-5=12

3 0
3 years ago
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