G3 U10 Assessment
Name__________________________________ Date_______________
Grade 3 Unit 10 Assessment Geometry 1.
Name the shaded area of the rectangle.
A one inch B one centimeter C one square unit D one fraction
2. Find the area of the rectangle by drawing in the square units.
A 18 square units B 24 square units C 12 square units D 15 square units
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 1
3. Find the area of the shaded figure on the grid.
A 12 square units B 9 square units C 15 square units D 16 square units
4. Find the area of the street sign in square inches.
A 24 square inches B 12 square inches C 36 square inches D 48 square inches
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5. Find the area of the mirror in square feet.
A 24 square feet B 12 square feet C 36 square feet D 48 square feet
6.
Shahid found the area of the dining room tabletop by tiling it with 1 foot square pieces of construction paper. The drawing represents his work. What is the area of Shahid’s dining room tabletop?
A 6 × 8 = 48 square feet B 4 × 8 = 32 square feet C 7 × 3 = 21 square feet D 8 × 3 = 24 square feet Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 3
7.
Mr. Wilson wants to tile his hallway with marble tiles that are one foot square. His hallway is 12 feet long and 3 feet wide. What is the area of Mr. Wilson’s hallway? A 48 ft2 B 16 ft2 C 36 ft2 D 8 ft2
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For questions 8-10, use the models in the Answer Bank. Some models may be used more than once.
8.
Choose all of the rectangles with an area of 12 square units.
Answer Bank
A
9.
Choose all of the rectangles with a perimeter of 16 units. B
C 10. Which rectangles have the same perimeter as this rectangle, but a different area?
D
E
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11. Find the total area of the shape in square meters.
A 54 square meters B 36 square meters C 45 square meters D 9 square meters
12. Which expression shows the total area of the rectangle?
4 yards
3 yards
2 yards
A (2 × 3) + 4 B (2 + 4) × (3 + 4) C (4 × 3) + (4 × 2) D (3 × 2) + (3 × 4)
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13. Mrs. Kearns had a large group of people over for dinner. Her dining room table wasn’t big enough to seat everyone, so she put another table next to it. What is the total area of both tables in square feet?
A 22 square feet
2 ft
7 ft
B 20 square feet 1 ft
D 18 square feet
2 ft
C 30 square feet 4 ft
14. Select each true statement. A Perimeter is found by adding the lengths of all the sides of a rectangle. B Perimeter is reported in square units. C Perimeter and area are always equal. D Perimeter is the distance around a plane shape.
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15. The perimeter of this rectangle is 20 inches. Find the length of the missing side. 5 inches
n
n = ___________________
16. Draw and shade two shapes with an area of 14 square units. Then, find the perimeter of each shape.
Perimeter: ____________________________
Perimeter: ____________________________
Explain why these shapes with the same area have different perimeters.
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 8
Grade 3 Unit 10 Assessment Geometry 1.
Name the shaded area of the rectangle.
A one inch B one centimeter C one square unit D one fraction
2. Find the area of the rectangle by drawing in the square units.
A 18 square units B 24 square units C 12 square units D 15 square units
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 1
3. Find the area of the shaded figure on the grid.
A 12 square units B 9 square units C 15 square units D 16 square units
4. Find the area of the street sign in square inches.
A 24 square inches B 12 square inches C 36 square inches D 48 square inches
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 2
5. Find the area of the mirror in square feet.
A 24 square feet B 12 square feet C 36 square feet D 48 square feet
6.
Shahid found the area of the dining room tabletop by tiling it with 1 foot square pieces of construction paper. The drawing represents his work. What is the area of Shahid’s dining room tabletop?
A 6 × 8 = 48 square feet B 4 × 8 = 32 square feet C 7 × 3 = 21 square feet D 8 × 3 = 24 square feet Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 3
7.
Mr. Wilson wants to tile his hallway with marble tiles that are one foot square. His hallway is 12 feet long and 3 feet wide. What is the area of Mr. Wilson’s hallway? A 48 ft2 B 16 ft2 C 36 ft2 D 8 ft2
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 4
For questions 8-10, use the models in the Answer Bank. Some models may be used more than once.
8.
Choose all of the rectangles with an area of 12 square units.
Answer Bank
A
9.
Choose all of the rectangles with a perimeter of 16 units. B
C 10. Which rectangles have the same perimeter as this rectangle, but a different area?
D
E
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 5
11. Find the total area of the shape in square meters.
A 54 square meters B 36 square meters C 45 square meters D 9 square meters
12. Which expression shows the total area of the rectangle?
4 yards
3 yards
2 yards
A (2 × 3) + 4 B (2 + 4) × (3 + 4) C (4 × 3) + (4 × 2) D (3 × 2) + (3 × 4)
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 6
13. Mrs. Kearns had a large group of people over for dinner. Her dining room table wasn’t big enough to seat everyone, so she put another table next to it. What is the total area of both tables in square feet?
A 22 square feet
2 ft
7 ft
B 20 square feet 1 ft
D 18 square feet
2 ft
C 30 square feet 4 ft
14. Select each true statement. A Perimeter is found by adding the lengths of all the sides of a rectangle. B Perimeter is reported in square units. C Perimeter and area are always equal. D Perimeter is the distance around a plane shape.
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 7
15. The perimeter of this rectangle is 20 inches. Find the length of the missing side. 5 inches
n
n = ___________________
16. Draw and shade two shapes with an area of 14 square units. Then, find the perimeter of each shape.
Perimeter: ____________________________
Perimeter: ____________________________
Explain why these shapes with the same area have different perimeters.
Copyright © Swun Math Grade 3 Unit 10 Assessment, Page 8
