In the figure below, `/_\ABC and /_\DEF` are similar triangles with the given side lengths in meters. What is the perimeter, in meters, of `/_\DEF` ?

If ABC and DEF are similar triangles such that /_A=57o and /_E=73o, what is the measure of /_C?

If ABC and DEF are similar triangles such that AB=3cm,BC=2cmCA=2.5cm and EF=4cm, write the perimeter of DEF

In the figure above, triangle ABC is similar to triangle DEF . What is the value of cos(E) ?

What is the maximum possible area of a parallelogram with one side of length 2 meters and a perimeter of 24 meters?

The lengths of 2 sides are not given in the polygon below. If each angle between adjacent sides measures 90^@ , then , in meters, what is the perimeter of the polygon ?

If triangles ABC and DEF are similar such that 2AB = DE and BC = 8 cm, then what is EF equal to ?

ABC and DEF are similar triangles. If the ratio of side AB to side DE is (sqrt(2)+1):sqrt(3) , then the ratio of area of triangle ABC to that of triangle DEF is

If Delta ABC and Delta DEF are similar and 2AB = DE , BC = 8 cm , then calculate EF.

The sides AB and AC and the perimeter P, of ∆ABC are respectively three times the corresponding sides DE and DF and the perimeter P, of ∆DEF. Are the two triangles similar? If yes, find ar(△ABC)/ar(△DEF)

A rectangle has a perimeter of 16 meters and an area of 15 square meters. What is the longest of the side lengths, in meters, of the rectangle?