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Evgesh-ka [11]
3 years ago
11

Geometry help please!!

Mathematics
2 answers:
navik [9.2K]3 years ago
7 0
The first one, 18cm, 6cm, 13cm. First, we need to learn about the triangle equality, it is A + B > C.

 So if we take 6+18 it would be 24 which is greater than 13.  

Also we have to try 6+13 it would be 19, which is greater than 18.

Then we also have to try 18+13, which is 31.  And it is greater than 6.

When it does not fail the triangle equality, it can be a triangle.  

Paraphin [41]3 years ago
5 0
I think it is the three one
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Frank joined a fitness club. He paid a monthly $50 registration fee, and dues are $12 per month.
brilliants [131]

Answer:

the answer is 50+12x. is this iready

3 0
2 years ago
A right rectangular prism is 5 1/4 in. wide, 12 1/2 in. long, and 4 in. tall.
vitfil [10]
The answer is D 
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3 0
4 years ago
I need help ASAP!!! (please look at the image and explain how you got the answer, please and thanks)
egoroff_w [7]

Answer:

114

Step-by-step explanation:

so lets call shelf 1 x

shelf 2 is twice size + 18 of shelf 1 so it is 2(x)+18

shelf 3 is 12 less than shelf 1 so x-12

shelf 4 is four more so x+4

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then plug into shelf 2 equation

8 0
3 years ago
17. Let A denote the event that the next request for assistance from a statistical software consultant relates to the SPSS packa
ankoles [38]

Answer:

a. The probability is not equal to 1

b. P (A') = 0.70

c. P ( A U B ) = 0.80

d. P ( A' ∩ B' ) = 0.20

Step-by-step explanation:

a. Because these A and B are disjoint

b. since the probability of  A is 0.30 then the probability of A compliment is

    P(A compliment ) = 1 - P (A)

    P(A compliment ) = 1-0.30

    P(A compliment ) = 0.70

c. Since event are disjoint then intersection of A and B is 0, so probability of A U B is;

       P ( A U B ) = P (A) + P(B) - P(A∩ B)

       P ( A U B ) = 0.30 + 0.50 - 0

       P ( A U B ) = 0.80

d. The inetrsection of compilments of A and B are:

by using De Morgan's Law we have,

                     P ( A' ∩ B' ) = P [(A U B )']

                     P ( A' ∩ B' ) = 1 - P ( A U B )

                     P ( A' ∩ B' ) = 1 - 0.80

                     P ( A' ∩ B' ) = 0.20

5 0
3 years ago
Your friend is 1.2 times taller than you. Your friend is 64.5 inches tall. How tall are you?
Andru [333]
You are X, if your friend is 1.2 times taller than you= 1.2X
That's why 64.5=1.2X
                   X=53.75
But you should write 53.8 inches tall. Because there is one number after point.
<span>As a result, you are 53.8 inches tall


</span>
6 0
3 years ago
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