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nordsb [41]
3 years ago
13

Please help me with this question

Mathematics
1 answer:
Eddi Din [679]3 years ago
5 0

Answer:

I

Step-by-step explanation:

At least means greater than or equal to

a ≥ 10

That is a closed circle

We have a closed circle at 10

We have to be at least 10 years old

Closed circle at 10, line going to the right

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The length of a rectangle is twice its width. Find its area, if its perimeter is 7 1/3 cm The area of the rectangle is _sq. cm.
Harman [31]

Answer:

The area of rectangle is 2\frac{80}{81}\ cm^2

Step-by-step explanation:

we know that

The perimeter of a rectangle is equal to

P=2(L+W)

we have

P=7\frac{1}{3}\ cm=7+\frac{1}{3}=\frac{22}{3}\ cm

so

\frac{22}{3}=2(L+W)

\frac{11}{3}=(L+W) ----> equation A

Remember that

The length of a rectangle is twice its width.

so

L=2W ----> equation B

substitute equation B in equation A

\frac{11}{3}=(2W+W)

solve for W

W=\frac{11}{9}\ cm

Find the value of L

L=2(\frac{11}{9})

L=\frac{22}{9}\ cm

<em>Find the area of rectangle</em>

A=LW

substitute the values

A=(\frac{22}{9})(\frac{11}{9})

A=\frac{242}{81}\ cm^2

Convert to mixed number

\frac{242}{81}\ cm^2=\frac{162}{81}+\frac{80}{81}=2\frac{80}{81}\ cm^2

7 0
3 years ago
Elliot has been running a lawn care business since 2000. He cuts grass, trims, and weed whacks yards for his customers throughou
pashok25 [27]
A.) Rate of change = (1350 - 750) / (2010 - 2000) = 600/10 = $60
The initial value is the amount he charged in his first year of business which is $750.

B.) Required equation is given by y - 750 = 60x
y = 60x + 750 where x represent the number of years after 2000.
8 0
3 years ago
Aba's dog was 5 1/2 inches tall when it was a puppy but is now 14 inches tall. Aba's dog grew n-inches.
tino4ka555 [31]

Answer:

8.5 inches

Step-by-step explanation:

To find the height of Aba's dog -

Subtract 5 1/2 from 14 to find the amount she grew:

The result should be 8.5 or 8 1/2.

So Aba's dog grew 8.5 inches.

4 0
2 years ago
1. Which of the following is a perfect square number? A. 24 B. 125 C. 121 D. 8 20​
zepelin [54]

Answer:

125 is the square of 25 I hope

6 0
2 years ago
ppl plz answer my question with the three picks of table of values i really need it to boost my grade up plzzzzzz
hjlf
Wheres the question lol..
7 0
3 years ago
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