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arlik [135]
3 years ago
6

Help ASAP for brainliest

Mathematics
1 answer:
irga5000 [103]3 years ago
6 0

Answer: D

Step-by-step explanation:

10+20=30

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There are 325 rows of 9 chairs in the theater. There are 102 chairs in the the balcony. About how many chairs are there?
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Answer:

There are 3027 chairs

Step-by-step explanation:

There are 2925 chairs in the theater and 102 chairs in the balcony

all together are 3027

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3 years ago
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How can you tell when to use a discrete graph as opposed to using a continuous graph? Give an example of each.
sesenic [268]

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Continuous graphs have all real numbers

Discrete graphs have whole numbers

Step-by-step explanation:

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4 years ago
2 times the difference between 49.5 and 37.5
Vera_Pavlovna [14]
The answer is24. Explenation:  2 x (49.5 - 37.5)
2 x 12=
24
4 0
3 years ago
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-2 + y ≤ -3 on number line
liq [111]
I think it should be something like this

4 0
4 years ago
30.
aleksley [76]

Answer:

The smallest possible perimeter of the triangle, rounded to the nearest tenth is 72.4 in

Step-by-step explanation:

The Triangle Inequality Theorem states that the sum of any 2 sides of a triangle must be greater than the measure of the third side

Let

x ------> the length of  the remaining side

Applying the triangle inequality theorem

1) x+x > 30

2x > 30

x > 15 in

The perimeter is equal to

P=30+2x

<em>Verify each case</em>

1) For P=41.0 in

substitute in the formula of perimeter and solve for x

41.0=30+2x

2x=41.0-30

x=5.5 in

Is not a solution because the value of x must be greater than 15 inches

2) For P=51.2 in

substitute in the formula of perimeter and solve for x

51.2=30+2x

2x=51.2-30

x=10.6 in

Is not a solution because the value of x must be greater than 15 inches

3) For P=72.4 in

substitute in the formula of perimeter and solve for x

72.4=30+2x

2x=72.4-30

x=21.2 in

Could be a solution because the value of x is greater than 15 inches

4) For P=81.2 in

substitute in the formula of perimeter and solve for x

81.2=30+2x

2x=81.2-30

x=25.6 in

Could be a solution because the value of x is greater than 15 inches

therefore

The smallest possible perimeter of the triangle, rounded to the nearest tenth is 72.4 in

5 0
3 years ago
Read 2 more answers
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