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choli [55]
3 years ago
14

Please, i need help by tomorrow or I’m going to fail geometry. It’s for 20 points

Mathematics
1 answer:
drek231 [11]3 years ago
7 0

Step-by-step explanation:

the first statement and reason is usually found in what's given at the beginning.

1.a 1. given

the last one is what they want you to prove (also found under what was given)

4. g ( the symbol just means congruent)

supplementary means if I take how far the angle opens up and add it to the other angle I will get a straight line or 180°

the middle letter tells me the corner (vertex) and like opening a book you can see how much the angle opens up. it is a definition for supplementary angles

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naomi's fish is 40 millimeters long. her guinea pig is 25 centimeters long. how much longer is the guinea pig than her fish
horrorfan [7]
Hi there!

The correct answer is 6.25 times.

This is how you get there:

1) First off, you are going to need to have the same unit (either cm or mm). I used millimeters for this problem. 25cm=250mm

2) This next part is very easy to get wrong. You need to figure out what you are dividing, and by what. Simply look at the problem. <span><em>"How much longer is the guinea pig than her fish?" </em>This shows what numbers you should be getting. The guinea pig is 250mm long, where the fish is only 40. This means that her guinea pig should be larger. 250÷40=6.25

If you did this problem the other way, you would've ended up with .16. If you put the sizes into perspective, you will notice that this is highly unlikely.

I hope that I have been able to simplify this problem for you!

Brady
</span>
3 0
3 years ago
How can you Express 3 3/8 as a fraction ?​
Solnce55 [7]

Answer:

You mean improper fraction?

3 x 8 = 24

24 + 3 = 27

27/8

3 0
3 years ago
Use the standard normal distribution or the​ t-distribution to construct a 99​% confidence interval for the population mean. Jus
vichka [17]

Answer:

(25.732,30.868)

Step-by-step explanation:

Given that in a random sample of 42 ​people, the mean body mass index​ (BMI) was 28.3 and the standard deviation was 6.09.

Since only sample std deviation is known we can use only t distribution

Std error = \frac{s}{\sqrt{n} } =\frac{6.09}{\sqrt{42} } \\=0.9397

df = 42-1 =41

t critical for 99% two tailed = 2.733

Margin of error= 2.733*0.9397=2.568

Confidence interval lower bound = 28.3-2.568=25.732

Upper bound = 28.3+2.568=30.868

3 0
3 years ago
What number is less than -12
Natali5045456 [20]

Hey there! Your answer is:

F.) -14

Here's why:

The higher a number goes when it's negative the smaller the number is. The higher a number goes when it's not a negative number the bigger it is.

I hope this answer helped you out! Have a great day/night :)

3 0
3 years ago
Read 2 more answers
In basketball, Shaquille makes 40% of his free throw attempts. He goes to the free throw line to shoot one-and-one (if he makes
melomori [17]

Shaqquille's expected value is 0.56 points.

Step-by-step explanation:

Situations:

1) he makes 1st shot + he makes 2nd shot

P(A) = 0.4 · 0.4 = 0.16  ( 16 % )

2) he makes 1 st shot + he misses 2nd shot

P(B) = 0.4 · 0.6 = 0.24   ( 24 % )

3) he misses 1st shot and he has no more attempts

P (C) = 0.6 ( 60 %)

0.16 · 2 + 0.24 · 1 + 0.6 · 0 = 0.32 + 0.34 = 0.56

The expected value is 0.56 points.

6 0
3 years ago
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