MATH SOLVE

2 months ago

Q:
# How many different non-congruent isosceles triangles can be formed by connecting three of the dots in a 4 x 4 square array of dots?

Accepted Solution

A:

The answer is:Β 9

There are 9 kinds of non-congruent isosceles triangles that can be formed by connecting three of the dots in a 4 x 4 square array of dots

The attached figure represents the explanation of the answer.

There are 9 kinds of non-congruent isosceles triangles that can be formed by connecting three of the dots in a 4 x 4 square array of dots

The attached figure represents the explanation of the answer.