A 15 -inch laptop has a screen that is 8 inches tall. How wide is the screen? And what is the exact form of the width?

Dee used 2 1/3 cups of sugar for a cake recipe. if the amount of sugar the container holds is 3 times the amount she used, does the container hold more than, less than, or equal to 3 cups of sugar? explain.

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?