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faltersainse [42]
3 years ago
11

Herbert is decorating the bulletin board in the school's lobby .the bulletin board is a 7 ft by 11ft rectangle,he decides to add

a black boarder around the entire bulletin board . what is the length of boarder that he needs​
Mathematics
1 answer:
Degger [83]3 years ago
8 0

Answer:

36 ft

Step-by-step explanation:

think of it as a rectangle, the shape has 4 sides. two of those sides are 7 ft long and two are 11 ft long so (7*2)+(11*2)

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Step-by-step explanation:

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Step-by-step explanation:

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Determine the slope of the line that contains the given points. <br><br> <img src="https://tex.z-dn.net/?f=G%28-4%2C3%29%2C%20H%
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11. The Leonin family used 90 kWh for their electric consumption for the month of
almond37 [142]

Answer:

The electric bill of the Leonin family was of $ 877,626.

Step-by-step explanation:

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3 0
2 years ago
Simply your expression<br> 4[(12-2) ²÷4]
lina2011 [118]

Answer:

100

Step-by-step explanation:

Simplify the following:

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4 (12 - 2)^2/4 = (4 (12 - 2)^2)/4:

(4 (12 - 2)^2)/4

Hint: | Cancel common terms in the numerator and denominator of (4 (12 - 2)^2)/4.

(4 (12 - 2)^2)/4 = 4/4×(12 - 2)^2 = (12 - 2)^2:

(12 - 2)^2

Hint: | Subtract 2 from 12.

| 1 | 2

- | | 2

| 1 | 0:

10^2

Hint: | Evaluate 10^2.

| 1 | 0

× | 1 | 0

| 0 | 0

1 | 0 | 0

1 | 0 | 0:

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2 years ago
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