Question

is this triangle isosceles? 8 10 10 yes no

Explanation:

Step1: Recall isosceles triangle definition

An isosceles triangle has at least two equal - length sides.

Step2: Check the side lengths

The side lengths of the triangle are 8, 10, and 10. We can see that two of the sides have a length of 10, which means there are at least two equal - length sides.

Answer:

yes