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Answer:
1) √55 (choice A)
2) square root of 34 (√34)
3) square root of 51 (√51)
Explanation:
a^2+b^2=c^2
a^2+3^2=8^2
a^2+9=64
a^2=55
a=√55
3^2+5^2=c^2
9+25=c^2
34=c^2
c=√34
7^2+b^2=10^2
49+b^2=100
b^2=51
b=√51
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