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yawa3891 [41]
3 years ago
8

PLEASE HELP!!!!!!!!!!​

Mathematics
2 answers:
tekilochka [14]3 years ago
8 0
The answer is 9

Step by step
........
nadya68 [22]3 years ago
4 0

Answer:

9

Step-by-step explanation:

9x9=81

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Makayla conducted an experiment on the 7th grade class. She took the resting heart rate of 20 of her classmates and then had the
Gekata [30.6K]

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<span>I hope this helps, Regards.</span>

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