Answer :
Answer:
18.33
Step-by-step explanation:
a²+b²=c²
a²+8²=20²
a²+64=400
subract 64 from both sides
a²=336
[tex]\sqrt{336}[/tex]=18.33
Answer:
18.33
Step-by-step explanation:
a²+b²=c²
a²+8²=20²
a²+64=400
subract 64 from both sides
a²=336
[tex]\sqrt{336}[/tex]=18.33