If the function f(x) = x² has the domain
{0, 1, 4,9}, what is its range?

Geometry. i need step by step explanation on how to do each problem.

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?