472,029 views
31 votes
31 votes
HELP PLEASE thank uuuuu

HELP PLEASE thank uuuuu-example-1
User SenseException
by
2.3k points

2 Answers

20 votes
20 votes
18.33 ask if you need an explanation
User Oscar Ekstrand
by
2.8k points
14 votes
14 votes

.

a²+25²=31²

31²-25²=a²

961-525=a²

a²=336

√a=√336

a=18.33

User Entonio
by
2.4k points