The area of a square is increasing at a rate of 43 square feet per minute. At the time when the side length of the square is 6, what is the rate of change of the perimeter of the square? Round your answer to three decimal places (if necessary).

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.