Open Up - Grade 7 - Mathematics - Unit 1 - Lesson 12
By Formative Library
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Last updated over 2 years ago
8 Questions
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1.
The Empire State Building in New York City is about 1,450 feet high (including the antenna at the top) and 400 feet wide. Andre wants to make a scale drawing of the front view of the Empire State Building on an
8.5 -inch-by--inch 11 piece of paper. Select a scale that you think is the most appropriate for the scale drawing. Explain your reasoning.
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2.
Elena finds that the area of a house on a scale drawing is 25 square inches. The actual area of the house is 2,025 square feet. What is the scale of the drawing?
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3.
Which of these scales are equivalent to 3 cm to 4 km? Select all that apply. Recall that 1 inch is 2.54 centimeters.
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4.
These two triangles are scaled copies of one another. The area of the smaller triangle is 9 square units. What is the area of the larger triangle?
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5.
Water costs $1.25 per bottle. At this rate, what is the cost of:
10 bottles?
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6.
Water costs $1.25 per bottle. At this rate, what is the cost of:
20 bottles?
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7.
Water costs $1.25 per bottle. At this rate, what is the cost of:
50 bottles?
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8.
The first row of the table shows the amount of dish detergent and water needed to make a soap solution.
Please fill out the graph.
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