Posted by **Vanessa** on Saturday, March 17, 2012 at 5:30pm.

Right triangle ABC is similar to triangle XYZ. If the length of side AB is 30 inches, the length of side BC is 60 inches, and the length of side YZ is 10 inches, what is the length of side XY?

A.4

B.7

C.6

D.none of above

- Math -
**Polina**, Saturday, March 17, 2012 at 6:34pm
use pythagorean theorem!

a^2 + b^2 = c^2

- Math -
**Steve**, Sunday, March 18, 2012 at 2:40pm
actually, use similar triangles.

XY:AB = YZ:BC

XY:30 = 10:60

XY=5

so, (D)

## Answer This Question

## Related Questions

- geometry - Right triangle ABC is similar to triangle XYZ, because angle B is ...
- geometry - Right triangle ABC is similar to triangle XYZ, because angle B is ...
- math - In triangle ABC, the length of side AB is 10 inches and the length of ...
- math - the perimeter of a triangle is 42 inches. three times the length of the ...
- Algebra 1 - The perimeter of a triangle is 20 inches. The longest side is 4 ...
- Algebra - reposting - still need help / direction - the perimeter of a triangle ...
- Math - The perimeter of a triangle Abc is 28 inches . Side Ab is 6 inches long ...
- Algebra - the perimeter of a triangle is 25 inches. The first side is 6 inches ...
- geometry - the perimeter of a triangle is 59 inches. the longest side is 11 ...
- pre algebra - Each side of the triangle shown has the same length. If the ...

More Related Questions