Just 45 37. AgricuFind the area watered by the irrigation system. Use 3.14 for T.38.Geography The shape of the state of Massachusetts can be approximated bya rectangle with a length of 150 mi and a width of 70 mi. Use these dimensions toapproximate the area of Massachusetts.Interior Design A carpet is to be installed in one room and a hall-way, as shown in the diagram at the right. For Exercises 39 to 42, statewhether the given expression can be used to calculate the area of thecarpet in square meters.39. 4.5(6.8) + 10.8(1)41. 10.8(1) + 3.5(6.8)40. 4.5(10.8) - 3.5(4)42. 4.5(6.8) + 1(4)43. Interior Design Use the diagram for Exercises 39 to 42. At acost of $28.50 per square meter, how much will it cost to carpet thearea?44. Landscaping Find the area of a concrete driveway with the mea-surements shown in the figure.45. Interior Design You want to tile your kitchen floor. The floor mea-sures 12 ft by 9 ft. How many tiles, each a square with side 1 ft,should you purchase for the job?4.5 m30 ft256.8 m46. Interior Design You are wallpapering two walls of a child's room. One wall mea-sures 9 ft by 8 ft, and the other measures 11 ft by 8 ft. The wallpaper costs $34.50 perroll, and each roll of the wallpaper will cover 40 ft². What is the cost to wallpaper thetwo walls?10.8 m2075 ft3.5cmуст50 ft©Corbis Premium BE1 m10

Answered: Image /qna-images/answer/4e611868-3d97-4773-88ed-ba9de8638e98.jpg

surements shown in the figure. 45. Interior Design You want to tile your kitchen floor. The floor mea- sures 12 ft by 9 ft. How many tiles, each a square with side 1 ft, should you purchase for the job? 2

surements shown in the figure. 45. Interior Design You want to tile your kitchen floor. The floor mea- sures 12 ft by 9 ft. How many tiles, each a square with side 1 ft, should you purchase for the job? 2

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.CR: Review Exercises

Problem 9CR: Tom Morrow wants to buy some fertilizer for his yard. The lot size is 140 ft by 160 ft. The outside...

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Question

100%

Just 45

37. Agricu
Find the area watered by the irrigation system. Use 3.14 for T.
38.
Geography The shape of the state of Massachusetts can be approximated by
a rectangle with a length of 150 mi and a width of 70 mi. Use these dimensions to
approximate the area of Massachusetts.
Interior Design A carpet is to be installed in one room and a hall-
way, as shown in the diagram at the right. For Exercises 39 to 42, state
whether the given expression can be used to calculate the area of the
carpet in square meters.
39. 4.5(6.8) + 10.8(1)
41. 10.8(1) + 3.5(6.8)
40. 4.5(10.8) - 3.5(4)
42. 4.5(6.8) + 1(4)
43. Interior Design Use the diagram for Exercises 39 to 42. At a
cost of $28.50 per square meter, how much will it cost to carpet the
area?
44. Landscaping Find the area of a concrete driveway with the mea-
surements shown in the figure.
45. Interior Design You want to tile your kitchen floor. The floor mea-
sures 12 ft by 9 ft. How many tiles, each a square with side 1 ft,
should you purchase for the job?
4.5 m
30 ft
25
6.8 m
46. Interior Design You are wallpapering two walls of a child's room. One wall mea-
sures 9 ft by 8 ft, and the other measures 11 ft by 8 ft. The wallpaper costs $34.50 per
roll, and each roll of the wallpaper will cover 40 ft². What is the cost to wallpaper the
two walls?
10.8 m
20
75 ft
3.5cm
уст
50 ft
©Corbis Premium BE
1 m
10

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