What is material called that does NOT allow electricity to pass through Group of answer choices

Insulator

Conductor

Metal, copper, and water are all examples of

Group of answer choices

Conductors

Insulators

Circuits

Solve this problem by using a 5d process or writing and solving an equation. no matter which method you use, be sure to define your variable and write an equation to represent the relationship a rectangle has a perimeter of 30 inches. its length is one less than three times its width what are the length and wodyh of the rectangle?