Question

What is b? to the first decimal place please​

Answer 1

12.04

Explanation:

b =
`\sqrt{c^(2) - a^(2) } \\\sqrt{17^(2) - 12^(2) } \\√(289 - 144) \\√(145) = 12.04`

Answer 2

Square root of (17^2 -12^2)
=12.04