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Ket [755]
3 years ago
8

Surface area of the pyramid

Mathematics
1 answer:
koban [17]3 years ago
5 0

Answer:

the answer is 71.2

Step-by-step explanation:

4×4=16

6.9×2=13.8

13.8×4=55.2

55.2+16=71.2

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5 0
3 years ago
8000000000000000 minus 280000000000000 In standard form
zavuch27 [327]

Answer:

7.72 * 10^15

Step-by-step explanation:

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PLS GIVE BRAINLIEST

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