A polygon is such that when all diagonals from one vertex are drawn, eleven triangles are formed. How many sides does the polygon have?

What the answer to this Solve this system of two linear equations using the linear combination method? 2x-5y=18 y-x=-10

A rectangular box has dimensions 5ft by 4ft by 3ft. Increasing each dimension of the box by the same amount yields a new box with volume seven times the old.

A table has an area of 12 and a perimeter of 16 ft. What are the dimensions of the table? 2 ft by 6 ft 2 ft by 8 ft 4 ft by 3 ft 4 ft by 4 ft

Choose the answer that correctly expresses this ratio in fraction form. 15:8

Dave bought 18 packets of cookies for $21.60. Each packet of cookies contains 20 cookies. find the cost of each cookie to the nearest tenth of a cent

How many square feet is an average 3 bedroom apartment?

You have also recorded the length of time you spent each week cycling. Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 6 hours 13 hours 11 hours 22 hours 14 hours 9 hours What is the range of the time spent cycling per w?

Suppose that Jeremy is a high school a science teacher and that he is dividing the 12 students in his advanced chemistry class into six groups of two for a lab activity.

6. Simplify (3 1/2+7) divided by (4 4/3-3). a 7. A car travels 72km in an hour. find its speed in m/s.

What is the range of 24,3,29,24,8,38,62