Can someone help me with a few of these?

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Pretzelb asked Dec 22, 2022

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34 votes

Can someone help me with a few of these?

Mathematics
high-school

Pretzelb asked Dec 22, 2022

by Pretzelb

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13 votes

Answer:

can you please tell us which ones?

Daniel Ezra answered Dec 24, 2022

by Daniel Ezra

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16 votes

Explanation:

12. a²+b²=c²

7²+b²= 8²

49+b²=64

b²=64-49

b²= 15

Sq root both sides

b or well X=3.87

13. 4²+x²=8²

16+×²=64

×²=48

Sq root both sides

x=6.93

Apirogov answered Dec 29, 2022

by Apirogov

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