Question

What is the length of the hypotenuse of a right triangle if the two other sides are of lengths 1 and 4?

Answer 1

`h = sqrt(17)`

Explanation:

Use Pythagoras `h^2 = a^2 +b^2` where a and b are the two sides and h is the hypotenuse.
Then `h^2 = 1^2 +4^2`
`h^2 = 17`
`h = sqrt(17)`