According to the periodic table, how many elements are metalloids?

Sketch one cycle if the cosine function y=2cos2theta

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did