Review perimeter and area

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Review perimeter and area

• Quiz

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Objectives

• (checks) Understand, select and use units of
  appropriate size and type to measure angles,
  lengths/distances, area, surface area and volume.
  
• Solve contextual problems that require
  calculating the area of triangles and
  parallelograms.
• Prepares for 0506.4.2 Decompose irregular
  shapes to find perimeter and area.

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Remember!!!

• Perimeter
• - all sides added together
• Area of square and rectangles
• - A length x width
• - A l x w

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Remember!!!

• Area of parallelograms
• - A base x height
• - A b x h
• Area of triangles
• - A ½ x b x h

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1. Find the perimeter of a rectangle that is 15
cm wide and 44 cm long.
15 cm

1. 118 square cm
2. 118 cm
3. 660 cm
4. 660 square cm

44 cm
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1. Find the perimeter of a rectangle that is 15
cm wide and 44 cm long.
15 cm

1. 118 square cm
2. 118 cm
3. 660 cm
4. 660 square cm

44 cm
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2. Which is the best unit of measurement for
measuring the length of a playground?

• A. Meter
• B. Millimeter
• C. Centimeter
• D. Inches

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2. Which is the best unit of measurement for
measuring the length of a playground?

• A. Meter
• B. Millimeter
• C. Centimeter
• D. Inches

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3. Mrs. Tulip wants to plant a garden with the
greatest area. She wants it to have a perimeter
of 100 feet. Which dimensions should she use?

1. 10 feet by 40 feet
2. 15 feet by 35 feet
3. 20 feet by 25 feet
4. 25 feet by 25 feet

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3. Mrs. Tulip wants to plant a garden with the
greatest area. She wants it to have a perimeter
of 100 feet. Which dimensions should she use?

1. 10 feet by 40 feet
2. 15 feet by 35 feet
3. 20 feet by 25 feet
4. 25 feet by 25 feet

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4. Find the area of a rectangle that is 26 ft
wide and 26 ft long.
2

• 52 ft
• 52 ft
• 676 ft
• 676 ft

26 ft
26 ft
2
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4. Find the area of a rectangle that is 26 ft
wide and 26 ft long.
2

• 52 ft
• 52 ft
• 676 ft
• 676 ft

26 ft
26 ft
2
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5. The area of the rectangle is 42 yd . Which
of the following can be used to find the area of
the shaded triangle?
2

1. ½ x 42
2. 42
3. 42 7
4. 42 (2 x 7)

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5. The area of the rectangle is 42 yd . Which
of the following can be used to find the area of
the shaded triangle?
2

1. ½ x 42
2. 42
3. 42 7
4. 42 (2 x 7)

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6. Hunter is running for class president. He is
painting a border on each of his election
posters. If the posters are 9.5 inches wide and
11 inches tall, what is the perimeter of the
posters?

1. 20.5 inches
2. 38 inches
3. 41 inches
4. 44 inches

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6. Hunter is running for class president. He is
painting a border on each of his election
posters. If the posters are 9.5 inches wide and
11 inches tall, what is the perimeter of the
posters?

1. 20.5 inches
2. 38 inches
3. 41 inches
4. 44 inches

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7. Which of the following can be used to find
the area in square centimeters of a parallelogram
whose base measure 6 centimeters and height
measures 8 centimeters?

1. A (2 x 6) (2 x 8)
2. A 8 x 6
3. A ½ x 8 x 6
4. A 8 6

8 cm
6 cm
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7. Which of the following can be used to find
the area in square centimeters of a parallelogram
whose base measure 6 centimeters and height
measures 8 centimeters?

1. A (2 x 6) (2 x 8)
2. A 8 x 6
3. A ½ x 8 x 6
4. A 8 6

8 cm
6 cm
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8. To the nearest ¼ inch, how long is the key?

1. 2 ½ in
2. 2 in
3. 2 ¼
4. 2 ¾ in

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8. To the nearest ¼ inch, how long is the key?

1. 2 ½ in
2. 2 in
3. 2 ¼
4. 2 ¾ in

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9. A rectangular bulletin board is 8 ft long and
4 ft high. Mrs. Jones wants to cover it in shiny
fabric to display artwork. Which of the
following can be used to find how many square
feet of fabric she needs?

1. A 4 x 4
2. A 8 x 8
3. A 8 x 4
4. A2 x 8 2 x 4

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9. A rectangular bulletin board is 8 ft long and
4 ft high. Mrs. Jones wants to cover it in shiny
fabric to display artwork. Which of the
following can be used to find how many square
feet of fabric she needs?

1. A 4 x 4
2. A 8 x 8
3. A 8 x 4
4. A2 x 8 2 x 4

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10. Which line segment measures about 4 ¼ inches
long?
A B C D
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10. Which line segment measures about 4 ¼ inches
long?
A B C D