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vitfil [10]
3 years ago
15

Wrapping paper 8ft long and 8 ft wide. what is the perimeter

Mathematics
1 answer:
natali 33 [55]3 years ago
6 0
8+8+8+8= 32


Perimeter is the outside part of an object only. Adding the length of all sides. 
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3.) (4 x 9 - 21) \ 3+6^2
nignag [31]

Answer:

41

Step-by-step explanation:

Given Expression:

(4 x 9 - 21) \ 3+6^2

Multiply 4 and 9 to get 36.

36 - 21 / 3 + 6^2

Subtract 21 from 36 to get 15.

15/3 + 6^2

Divide 15 by 3 to get 5.

5+6^2

Calculate 6 to the power of 2 and get 36.

5+36

Add 5 and 36 to get 41.

41

3 0
3 years ago
fifteen out of the 60 eighth-graders at sebring junior high are on the track team. what percent of the eight-graders are on the
allsm [11]

Answer:

25%

Step-by-step explanation:

You have 60 total, 30 on the track team would be 50%,  but there is only 15 on the track them, you cut the 50% in half again which gives 25%.

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3 years ago
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juin [17]

Answer:

12

Step-by-step explanation:

6 0
3 years ago
I need help with the bottom one the absolute value one
astra-53 [7]

Absolute value is simply the non-negative version of the number regardless of its symbol

So for the absolute value of 20? the answer is just 20.

For reference, the absolute value of -20 is also just 20.

Hope the explanation helps :)

5 0
3 years ago
Read 2 more answers
Please help
guajiro [1.7K]

Answer:

see explanation

Step-by-step explanation:

The roots are the points on the x- axis where the graph crosses

The roots are (- 3, 0 ) or (1, 0 )

The turning point is at (- 1, - 4 ) ← where the graph turns

7 0
3 years ago
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