the measure of two sides of a triangle are 15 and 18. Between what two numbers must the measure of the third side fall?

Answer 1

The sum and the difference: 3 and 33.

Try to draw a triangle with third side length outside that range. It cannot be done. 3 and 33 correspond to having all vertexes along a straight line.

Answer 2

Tatti, poti, टट्टी , पौटी