Area Perimeter Circumference A Powerpoint presentation using these geometric principles and equations Mr. Staggs

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2 “pi’ = 3.14 R = radius

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2 B = base, H = height “pi’ = 3.14 R = radius

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2 B = base, H = height “pi’ = 3.14 R = radius

Formulas Perimeter of polygons Add all sides Circumference of circles C = 2 x “pi” x R Area of rectangles A = B x H Area of circles A = “pi” x R Area of Triangles A = ½ x B x H 2 B = base, H = height “pi’ = 3.14 R = radius

Examples 1 Perimeter = _____ 7 in. Area = _____ 12 in. 4 cm Circumference = _____ Area = _____ Perimeter = _____ Area = _____ 17 ft 25 mm Solutions 14 ft

Examples 1 Perimeter = _____ 38 in. 7 in. Area = _____ 84 sq. in. 4 cm Examples 1 Circumference = _____ 25.12 cm Area = _____ 50.24 sq. cm Perimeter = _____ 200 mm 119 sq. ft Area = _____ 17 ft 25 mm 14 ft

Examples 2 Perimeter = _____ 1.6 in. Area = _____ 3.25 in. 2.5 cm Circumference = _____ Area = _____ Perimeter = _____ 68.4 mm Area = _____ 27.1 ft 22.8 ft

Examples 2 Perimeter = _____ 9.7 in. 1.6 in. Area = _____ 5.2 sq. in 2.5 cm Examples 2 Circumference = _____ 15.7 cm Area = _____ 19.625 sq. cm Perimeter = _____ 547.2 mm 308.94 sq. ft 68.4 mm Area = _____ 27.1 ft 22.8 ft

This Ol' House Bedroom 2 Bedroom 3 You just bought this old house and you want to remodel. You need to know how much carpet you should buy to cover the den and the three bedrooms. Find how many square feet of carpet you will need. 12 ft Bath 1 Bath 2 6 ft 5 ft 12 ft 12 ft 8 ft 8 ft Bedroom 1 20 ft 15 ft 12 ft Den 12 ft Dining Room Kitchen 12 ft 12 ft 12 ft, 6 in 12 ft Solutions Carpet = ______ You must also purchase molding for the bathrooms, kitchen, den, and dining room. How many feet do you need? Molding = _____

This Ol' House Bedroom 2 Bedroom 3 You just bought this old house and you want to remodel. You need to know how much carpet you should buy to cover the den and the three bedrooms. Find how many square feet of carpet you will need. 12 ft Bath 1 Bath 2 6 ft 5 ft 12 ft 12 ft 8 ft 8 ft Bedroom 1 20 ft 15 ft 12 ft Den 12 ft Dining Room Kitchen 12 ft 12 ft 12 ft, 6 in 12 ft Carpet = ______ 708 ft You must also purchase molding for the bathrooms, kitchen, den, and dining room. How many feet do you need? 215 ft Molding = _____

Housing Project You won $16,000 on Who Wants To Be A Millionaire and you wish to refloor your whole house. You must come up with a plan of action. Each room must have molding, and either carpet or other flooring. You may have different types of flooring for each room. It is totally your choice and preference. Using your spreadsheet, calculate the total cost of your remodeling project and how much of Regis’ dough you’ll have left.

Blue Ridge Carpet World Molding 1- inch wide - $1.00 2- inch wide - $1.50 4- inch wide - $2.00 per foot Green Carpet- $ 12.50 White Carpet- $ 14.00 Brown Carpet- $ 14.50 Blue Carpet- $ 12.00 Yellow Carpet- $ 9.75 Tiger Carpet- $ 18.00 per square foot Other Flooring Vinyl- $ 0.45 Ceramic- $ 1.15 Hardwood- $ 0.95 per square foot

Carpeting Green Carpet- $ 12.50 White Carpet- $ 14.00 Bedroom 2 Bedroom 3 Carpeting Bath 1 Bath 2 12 ft Green Carpet- $ 12.50 White Carpet- $ 14.00 Brown Carpet- $ 14.50 Blue Carpet- $ 12.00 Yellow Carpet- $ 9.75 Tiger Carpet- $ 18.00 per square foot 6 ft 5 ft 8 ft 12 ft 12 ft 8 ft Bedroom 1 20 ft 15 ft 12 ft Den 12 ft Dining Room Kitchen 12 ft 12 ft 12 ft 12 ft, 6 in

Molding 1- inch wide - $1.00 2- inch wide - $1.50 4- inch wide - $2.00 Bedroom 2 Bedroom 3 Molding 1- inch wide - $1.00 2- inch wide - $1.50 4- inch wide - $2.00 per foot Bath 1 Bath 2 12 ft 6 ft 5 ft 8 ft 12 ft 12 ft 8 ft Bedroom 1 20 ft 15 ft 12 ft Den 12 ft Dining Room Kitchen 12 ft 12 ft 12 ft 12 ft, 6 in

Other Flooring Vinyl- $ 0.45 Ceramic- $ 1.15 Hardwood- $ 0.95 Bedroom 2 Bedroom 3 Bath 1 Other Flooring Vinyl- $ 0.45 Ceramic- $ 1.15 Hardwood- $ 0.95 per square foot Bath 2 12 ft 6 ft 5 ft 8 ft 12 ft 12 ft 8 ft Bedroom 1 20 ft 15 ft 12 ft Den 12 ft Dining Room Kitchen 12 ft 12 ft 12 ft 12 ft, 6 in

Project Chart - Flooring Flooring Type Cost per sq. ft Floor sq. footage Room Total Kitchen Den Dining Bed 1 Bed 2 Bed 3 Bath 1 Bath 2 Flooring Total = ________

Project Chart - Molding Molding Type Cost per foot Molding per room Room Total Kitchen Den Dining Bed 1 Bed 2 Bed 3 Bath 1 Bath 2 Molding Total = ________