ZMath 150  - Unit 24: Measure Units and Perimeter
Identify the type of measurement that you would use in problems #1 through #3.

1)

The length of a piece of yarn. State the correct answer.

a.)  inches

b.)  square inches (in2)

c.)  cubic inches (in3)

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2)

The capacity that a cereal box will hold. State the correct answer.

a.)  inches

b.)  square inches (in2)

c.)  cubic inches (in3)

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3)

The amount of material needed to cover a book. State the correct answer.

a.)  inches

b.)  square inches (in2)

c.)  cubic inches (in3)

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Study the second and third formula shown in the explanation of perimeter of a rectangle in the lesson area and then answer questions #4 and #5.

4) How are the formulas similar?

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5) How are the formulas different?

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6)

Find the perimeter.

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7) Study the formula for the perimeter of a triangle and the perimeter of a square in the lesson area. When could the formula for the perimeter of a triangle be written as P = 3 x s?

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8) Could the formula for the perimeter of a parallelogram be used as the formula for a rectangle? Why or Why Not?

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9) Find the perimeter.

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10)

Find the perimeter.

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11)

Find the perimeter.

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12)

Write a formula for finding the perimeter of an isosceles triangle. An isosceles triangle is a triangle that has two sides measuring the same length with the third side being different. Here is a picture to help you with the problem. The two congruent sides are labeled with an “s” and the base is labeled with a “b”.

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13) Find the perimeter of a rectangle with a length of 4 1/2 ft and a width of 6 1/2 ft.

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14) Find the perimeter of a square with a side measuring 6.3 yd.

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For problems #15 and #16, find the missing unit.

15) Rectangle with a perimeter of 32 inches; length is 10 inches, width is ? inches

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16) Square with a perimeter of 22 centimeters; side is ? centimeters

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Review

17) 12 fl oz = ? c

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18)

Name the green shape and state how long the base of the shape is in millimeters.

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19) Find the sum. 5800 ml + 3 l

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20) Draw an obtuse angle. Measure it. What is its measure?

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21) What is the difference between parallel lines and perpendicular lines?

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22)

What is the name of this shape?

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23)

The five digits – 1, 2, 3, 4, and 5 – are placed in the boxes to form a multiplication problem. If they are placed to give a maximum product (highest product possible), the product will fall between what two whole numbers?

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24) Unit fractions are fractions with 1 in the numerator. Here are some examples of unit fractions: 1/2, 1/3, 1/9 . What two unit fractions can be added to give the sum of 5/8 ?

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25) Andrea’s mother is in California on a business trip. The time in California is three hours behind the time where Andrea lives (in Ohio). When Andrea gets up for school at 7:00 a.m., her mother is still sleeping. What time is it in California?

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