Which pair of statements about the lengths of two sides of the triangle is true?

On a architect's drawing of a house, 1 inche representa 1.5

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?