George is putting insulation in the walls of a rectangular room. The side walls are 10 feet high and 12 feet wide. The 2 long walls are 10 feet high and 14 feet wide. The doorway is 4 feet wide and 7 feet tall.Part A: Find the total area of the side walls and the long walls before accounting for the door.Part B: Find the total area of the doorway.Part C: Subtract the area of the doorway from the total area of the four walls to determine how much insulation George will need.
George is putting insulation in the walls of a rectangular room. The side walls are 10 feet high and 12 feet wide. The 2 long walls are 10 feet high and 14 feet wide. The doorway is 4 feet wide and 7 feet tall.Part A: Find the total area of the side walls and the long walls before accounting for the door.Part B: Find the total area of the doorway.Part C: Subtract the area of the doorway from the total area of the four walls to determine how much insulation George will need.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter8: Areas Of Polygons And Circles
Section8.CT: Test
Problem 17CT: Pascual is remodeling a house and plans a complete drywall for one 8-foot-high room. Dimensions for...
Question
George is putting insulation in the walls of a rectangular room. The side walls are 10 feet high and 12 feet wide. The 2 long walls are 10 feet high and 14 feet wide. The doorway is 4 feet wide and 7 feet tall.
Part A: Find the total area of the side walls and the long walls before accounting for the door.
Part B: Find the total area of the doorway.
Part C: Subtract the area of the doorway from the total area of the four walls to determine how much insulation George will need.
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