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Ganezh [65]
3 years ago
11

7TH GRADE MATH NEED ASAP

Mathematics
2 answers:
Vladimir79 [104]3 years ago
4 0

Answer:

answer is 140

Step-by-step explanation:

Angelina_Jolie [31]3 years ago
4 0

Answer:

11200cm²

Step-by-step explanation:

40×80×2=6400

40×20×2=1600

20×80×2=3200

6400 +1600+3200=11200

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arsen [322]

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sergejj [24]

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PolarNik [594]
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Expressing a number to a single digit integer times a power of 10 is also writing a number in scientific form,where the number is multiplied by 10 to nth "power". Scientific notation is also called standard index form whereby, too large or too big numbers.
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