PLEASE I NEED HELP WITH THESE TWO WILL GIVE BRAINLIEST Pre-Algebra

it seems so obvious i just dont know lol

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges