Stephanie graphs the rate of temperature increase over time for 4 closed systems. Which closed system has the fastest rate of change

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.

What is the result of adding the system of equations? 2x+y=4 3x-y=6

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²