Question

The figures in the pair are similar. Find the missing length.
The image is of two proportionate isosceles triangles with vertical bases. One triangle has its base marked as 6 cm and two sides as 4 cm and 4 cm respectively. The other triangle has its base marked as y and other two sides marked as 6 cm and 6 cm respectively.

Answer 1

The answer would be 27.9 because you have to use the law of conservation of energy.

Answer 2

y/6 = 6/4

solve for y

Answer 3

The answer is 27.6