More on Linear Equations:Question 7 The graph shows the change in the volume of water in a
tank over time when a release valve is open. What is the
average rate of change?
у
250
225
200
175
150
Gallons
125
100
75
50
25
0
1 2 3 4 5 6 7 8 9 10
х
Minutes

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?