A 168-m long fence is to be cut into pieces to make three enclosures, each of which is square. How should the fence be cut up in order to minimize the total area enclosed by the fence? (Give your answer as a whole or exact number. Write the answers for the sides of the squares from the smallest to largest.) side of the smallest square: side of the middle square: side of the largest square:

A family is building a new house on a rectangular lot of land. The lot measures 7x by 11x, and the house will be 2x by 3x. How much land will be left for their yard after the house is built?

Mrs. Callahan is building a new dog pen for her dog, Cooper. She has 24 feet of fencing to build the dog pen. The pen needs to be a rectangle. What are the lengths and widths of several (e.g. four) different sizes of pens that she can make with that amount of fencing? Which pen will give Cooper the largest area to run around in?

The combined perimeter of the rectangle and rhombus is 92 inches. The model shows the dimensions of the rectangle. The rectangle is 19 in long and 13 inches wide. How many inches is the rhombus

Alex has a garden that measures 4m by 4m. He wants to create a uniform border of river rocks around only three sides of the garden. If he wants the area of the border of river rocks to be the same as the area of the garden, how wide should the border be?

A piece of scenery for the school play is in the shape of a 5-foot-long rectangle. The designer decides to increase the length. There will be 3 identical rectangles with a total length of 17 feet. By how much did the designer increase the length of each rectangle?

Alex uses the length of his hand to measure the size of his desk. He finds the top of his desk to be about "2.5 hands by 9 hands" in size. Bianca uses her hand and finds the same desk to measure about "4 hands by 14.4 hands" in size. Alex's hand is how many times as long as Bianca's hand?  times as long    What is the measure of Alex's hand using Bianca's hand as the "unit ruler"?     Bianca's hand is how many times as long as Alex's hand?  times as long    What is the measure of Bianca's hand using Alex's hand as the "unit ruler"?

Horticulture- Macy needs to determine the height of a tree in her yard. On a sunny afternoon, Macy's shadow is 2 feet 6 inches long. If she is 4 feet 9 inches tall, and the shadow of the tree is feet long, how tall is the tree to the nearest foot?

You want to put edging around your above ground rectangular pool. The dimensions of the pool are 22 ft by 27 ft. How many feet of edging do you need to purchase to surround the pool? Your answer should be number only.

Grass seed is going to be spread over a playing field. The number of bags of grass seed needed  depends on the size of the field. The field is a rectangle 89 yards long and 45 yards wide. What is the area of the field?