Chapter Review - Ms. Wilson's Math Classes
Chapter Review
Solve each proportion. 38.
SOLUTION:
41. SOLUTION:
39. SOLUTION:
42. Financial Literacy A homeowner whose house is assessed for $120,000 pays $1800 in taxes. At the same rate, what is the tax on a house assessed at $135,000?
SOLUTION: Let t represent the tax on a house assessed at $135,000.
40. SOLUTION:
41. SOLUTION:
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42. Financial Literacy A homeowner whose house is assessed for $120,000 pays $1800 in taxes. At the
The tax on a house assessed at $135,000 is $2025.
On the scale drawing of a museum, the scale is 0.5 inch = 10 feet. Find the actual length of each gallery. 43.
SOLUTION: Let x = the actual length of the Modern Art gallery.
The actual length of the Modern Art gallery is 120 feet.
44.
SOLUTION:
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The actual length of the Modern Art gallery is 120
Chfaepett. er Review
44.
The length of the highway on the map is 9 inches.
The figures are similar. Determine each missing measure. 47.
SOLUTION: Let x = the actual length of the Renaissance gallery.
The actual length of the Renaissance gallery is 85 feet. 45.
SOLUTION:
Since ABC ~ proportional.
WXY, the corresponding sides are
SOLUTION: Let x = the actual length of the Egypt gallery.
The actual length of the Egypt gallery is 150 feet. 46. The length of a highway is 900 miles. If 0.5 inch on a
map represents 50 miles, what is the length of the highway on the map? SOLUTION: Let x = the length of the highway on the map.
The length of is 7.2 in. 48.
SOLUTION: Since Figure EFGH ~ RUST, the corresponding sides are proportional.
The length of the highway on the map is 9 inches. The figures are similar. Determine each missing measure. 47.
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SOLUTION:
The length of is 8 cm.
49. A mosaic is created using rectangular blocks. Block A has a length of 5 centimeters and a width of 2.5 centimeters. Block B is similar to block A and has a length of 7 centimeters. What is the width of block B?
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SOLUTION: Since Block A ~ Block B, the length and width are
ChTahpetleenrgtRh oef vieiws 8 cm.
49. A mosaic is created using rectangular blocks. Block A has a length of 5 centimeters and a width of 2.5 centimeters. Block B is similar to block A and has a length of 7 centimeters. What is the width of block B?
SOLUTION: Since Block A ~ Block B, the length and width are proportional.
The width of the poster is 34 inches.
51. At 7 feet 8 inches, the world's tallest woman casts a 46-inch shadow. At the same time, the world's shortest woman casts a 15.5-inch shadow. How tall is the world's shortest woman?
SOLUTION: Use 12 inches = 1 foot. 7 feet 8 inches = 12 ? 7 + 8 = 84 + 7 = 92 inches
The width of Block B is 3.5 cm.
50. Keshawn enlarges a rectangular photograph to make a poster that is similar to the photograph. The photograph is 4 inches wide and 6 inches long. The poster is 51 inches long. What is the width of the poster?
SOLUTION: Since photograph ~ picture, the length and width are proportional.
The world's shortest woman is 31 inches tall.
52. The largest known pyramid is the Pyramid of Khufu. At a certain time of day, a vertical yard stick casts a shadow 1.5 feet long, and the pyramid casts a shadow 241 feet long. How tall is the pyramid?
SOLUTION:
The width of the poster is 34 inches.
51. At 7 feet 8 inches, the world's tallest woman casts a 46-inch shadow. At the same time, the world's shortest woman casts a 15.5-inch shadow. How tall is the world's shortest woman? SOLUTION: Use 12 inches = 1 foot. 7 feet 8 inches = 12 ? 7 + 8 = 84 + 7 = 92 inches
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The pyramid is 482 feet tall.
53. Mylie's house is 9 meters tall and casts a shadow 1.5 meters long. At the same time of day, a nearby doghouse casts a shadow that is 0.2 meter long. How tall is the dog house?
SOLUTION:
The doghouse is 1.2 meters tall.
54. In the figure below, distance across the pond?
. What is the
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ChTahpetdeorghRouseevisi1e.2wmeters tall.
54. In the figure below, distance across the pond?
. What is the
SOLUTION:
Since ABE ~ ACD, the corresponding sides are proportional.
The distance across the pond is 70 meters.
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