153k views
24 votes
Please show your work

Please show your work-example-1
User Andino
by
3.7k points

1 Answer

8 votes

Answer:

a = 9

Explanation:

a^2 = 41^2 - 40^2

a^2 = 1681-1600 = 81

a = 9

User George Murphy
by
3.0k points