| Having done that, he gave it the job of proving that the base angles of an isosceles triangle are equal. |
| Turn the page over to see the back and mark the middle of each of the two sides of the isosceles triangle by folding them carefully. |
| The particular tablet which interests us here investigates how to calculate the radius of a circle through the vertices of an isosceles triangle. |
| The sum of the square roots of any two sides of an isosceles triangle is equal to the square root of the remaining side. |
| Mathematicians sometimes say that A is an arbitrary isosceles triangle, but all they mean is that A could be any such triangle. |
| The youth informed the examiner that the first of the lot was an isosceles triangle. |
