## rebecca1233 3 years ago In a 45°- 45°- 90° right triangle, the hypotenuse is 5 cm. How long are the legs?

1. Mertsj

$\frac{5}{\sqrt{2}}$

2. rebecca1233

how so

3. Mertsj

|dw:1358806126176:dw|

4. Mertsj

That is the relationship between the sides of a 45-45-90 triangle.

5. rebecca1233

options for answers r first leg 2.5 second leg 2.5 first leg sqt 2 second leg sqt 2 first leg 5 sqt 2 / 2 second leg 5 sqt 2 / 2 first leg 5/2 second leg 5/2

6. mathstudent55

|dw:1358806035974:dw|

7. mathstudent55

|dw:1358806291270:dw|

8. rebecca1233

thank u :)

9. rebecca1233

mathstudent55 can u help me with two more

10. mathstudent55

Yes. pls make new post for each one

11. rebecca1233