The sum of the measures of the interior angles of a polygon is 540��. classify the polygon by the number of sides. pentagon quadrilateral hexagon triangle

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

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