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tatuchka [14]
4 years ago
5

A triangle has sides 45, 4x and 2x−4. What is the possible range of x?

Mathematics
1 answer:
Paul [167]4 years ago
8 0

Answer:

8 1/6 < x < 20.5.

Step-by-step explanation:

Use the Triangle Inequality Theorem which states that the sum of any 2 sides of a triangle is always greater that the third side.

So for triangle to be formed:

4x + 2x - 4 > 45

6x > 49

x > 8 1/6.

Also  2x - 4 + 45 > 4x

41 > 2x

2x < 41

x < 20.5.

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Sergio [31]

-51 + 60 would be 9

Hope this helped! :D

5 0
4 years ago
Read 2 more answers
What is the sample space for each one of the following statements? (7.5 points each)
photoshop1234 [79]

We can define the sample space for a given experiment as the set of all the possible outcomes for the experiment.

For example, tossing a coin has a space sample of 2 elements, tails and heads.

The spaces are:

a) {WW, BB, WBB, BWW, WBWW, BWBB,... }

b) { 1-2-3-4, 1-2-3-5,..., 7-6-5-4,...}

a) We can write one element in this sample space as:

WBB

This would mean that first we draw a white ball, then a black ball, and then the second black ball, thus we stop drawing.

<u>So all the elements in this set will have the form</u>

{WW, BB, WBB, BWW, WBWW, BWBB,... }

As we have infinite balls in the bag, we have infinite elements in this set.

b) Now we have only 10 balls numbered from 1 to 10, and we draw 4.

So each element in the sample space can be written as:

1-2-3-4

This element means:

"first we draw ball number 1, then ball number 2, then ball number 3, then ball number 4"

Then the sample space will have the form:

{ 1-2-3-4, 1-2-3-5,..., 7-6-5-4,...}

If you want to learn more, you can read:

brainly.com/question/23125812

6 0
3 years ago
1. How much does the glass for region 1 cost?
Simora [160]

Answer:

1) 0.10

2) 0.15

3) 0.100

4) No

4 0
1 year ago
Suppose you make a model of your school and the tree beside it. In real life, the tree is 20 feet tall and the school is 10 feet
Pepsi [2]

Answer:

6 inches

Step-by-step explanation:

The school is half the height of the tree. So if the tree is 12 inches tall the school should be 6 inches.

4 0
3 years ago
What is the value of x in the triangle? A. <br><br> B. <br><br> C. <br><br> D. <br><br> E.
Firlakuza [10]
D. 5root3
x = 15/root3 = 15root3/3 = 5root3
7 0
2 years ago
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