Question

Find SIDE y (If answer has a squareroot, type the word

"squareroot" into your answer NO SPACES: example
3squareroot2) *
45°​

Answer 1

`y=2√(2)`

Explanation:

This is a 45-45-90 triangle. The relationship between the legs and the hypotenuse is H = L
`√(2)`

Plug in the given information:

`4=y√(2)`

Solve for y:

`4=y√(2)`

`y=(4)/(√(2) )`

`y=(4√(2) )/(2)`

`y=2√(2)`