2r 4r - 3
Diagram NOT accurately drawn
In the diagram, all measurements are in centimetres.
The lengths of the sides of the quadrilateral are
20+5
2r
4r - 3
1
(a) Find an expression, in terms of r, for the perimeter of the quadrilateral.
Give your expression in its simplest form.
The perimeter of the quadrilateral is 65 cm.
Page 4 1 2
(b) Work out the value of r

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.