Question

Find a.

45⁰
7
2 mi
a 45°
L
I
miles
1
I
Write your answer in simplest radical form.

Answer 1

We have a 45°-45°-90° right triangle, so the length of the hypotenuse is √2 times the length of each leg.

The length of the hypotenuse is 2 = √2√2, so a = √2 miles.