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kobusy [5.1K]
3 years ago
15

Calculate the perimeter of a rectangle with height 10cm and length 9cm

Mathematics
1 answer:
katovenus [111]3 years ago
3 0

Answer:

38

Step-by-step explanation:

10+10=20

9+9=18

20+18=38

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Bill went on a very long run, so he ran kind of slowly. He ran 2 miles in 30 minutes. How many miles would he run in three hours
FromTheMoon [43]

Answer:

12 miles

Step-by-step explanation:

There are 3 hours = 180 minutes

180÷30=6

6×2=12

Hope that helps!

7 0
3 years ago
If k=9 and x=5, find the value of the expression: <br> 2k - X<br><br> Please hurry
il63 [147K]

Answer:

\huge\boxed{13}

Step-by-step explanation:

= 2k - x

Given that k = 9, x = 5

= 2(9) - 5

= 18 - 5

= 13

\rule[225]{225}{2}

Hope his helped!

<h3>~AH1807</h3>
8 0
3 years ago
Mary purchases four book online. The book were the same price each, and the shipping fee was $7.25. If the total cost was $55.25
Sonja [21]

Answer:

The price per book that Mary purchased is $12

Step-by-step explanation:

Mary's total cost can be expressed as;

C=(p×n)+s

where;

C=total cost

p=price per unit of books

n=number of books purchased

s=shipping fee

In our case;

C=$55.25

p=unknown

n=4

s=$7.25

replacing;

55.25=(4×p)+7.25

4 p+7.25=55.25

4 p=55.25-7.25

4 p=48

p=48/4

p=12

The price per book that Mary purchased is $12

6 0
3 years ago
A) Determine which amounts of postage can be formed using just 3-cent and 10-cent stamps.
RUDIKE [14]

wait i will take screen shot please bran-list

8 0
3 years ago
The side length of a square S can be determined by the formula S equals the square root of a where a represents the area of the
kakasveta [241]

Answer:the side length of a square with the area 0.09 square meter is 0.3 meter.

Step-by-step explanation:

The side length of a square S can be determined by the formula S equals the square root of a where a represents the area of the square. It means that

S = √a

Therefore, the side length of a square with the area 0.09 square meter would be

S = √0.09 = 0.3 meter

7 0
4 years ago
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