If a regular pentagon has side lengths of 8 inches, what is the perimeter?

What is the measure of ac? 5 units 13 units 26 units 39 units

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

In a column proof the right column states your reasons