The perimeter of a regular polygon is 45 inches the length of one side is 7.5 inches name the polygon by the number of its sides

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

What is the value of the expression below? 148+(-6)| + |– 35= 7|

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class