Area and Dimensions of Rectangles

The video tutorial explains how to find the area of irregular polygons by breaking them into simpler shapes like rectangles and squares. It demonstrates two methods: one by dividing the polygon into rectangles and calculating their areas, and another by considering a larger shape and subtracting the areas of cut-out sections. The tutorial emphasizes understanding measurements and using basic area formulas, encouraging viewers to practice these techniques.

What is the first step in finding the area of an irregular polygon?

• Break it into known shapes

• Measure the angles

• Find the longest side

• Calculate the perimeter

How many rectangles are identified in the first example?

• Four

• Five

• Three

• Two

What is the formula used to calculate the area of a rectangle?

• Base divided by height

• Base plus height

• Base times height

• Base minus height

What is the base of the middle rectangle in the first example?

• 15 feet

• 26 feet

• 19 feet

• 10 feet

What is the total area of the irregular polygon in the first example?

• 295 square feet

• 190 square feet

• 260 square feet

• 232 square feet

What is the height of the middle rectangle in the first example?

• 20 feet

• 10 feet

• 15 feet

• 5 feet

What is the area of the left skinny rectangle in the first example?

• 60 square feet

• 45 square feet

• 50 square feet

• 30 square feet

What is the base of the right rectangle in the first example?

• 5 feet

• 3 feet

• 4 feet

• 6 feet

What is the area of the right rectangle in the first example?

• 50 square feet

• 30 square feet

• 45 square feet

• 60 square feet

What is the total area of the irregular polygon in the first example?

• 190 square feet

• 260 square feet

• 295 square feet

• 232 square feet