Grade 6 Geometry Quiz

Reviewed by Janaisa Harris
Janaisa Harris, BA (Mathematics) |
High School Math Teacher
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Janaisa Harris, an experienced educator, has devoted 4 years to teaching high school math and 6 years to tutoring. She holds a bachelor's degree in Mathematics (Secondary Education, and Teaching) from the University of North Carolina at Greensboro and is currently employed at Wilson County School (NC) as a mathematics teacher.
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  • 1/10 Questions

    Which shape has all sides of equal length and all angles equal?

    • Rectangle
    • Triangle
    • Circle
    • Square
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About This Quiz

If you want to enhance your geometry skills as a 6th grader then our Grade 6 Geometry Quiz is just for you! This quiz is designed to test your knowledge of all things geometry that you've learned so far in sixth grade. From identifying different types of angles and shapes to solving problems involving area and perimeter, this quiz covers it all.

This quiz will challenge you to apply what you know in fun and interesting ways. You'll answer questions on how to calculate the area of a rectangle, the properties of polygons, and much more. Each question is crafted to make sure you understand not just the "how" but also the "why" behind geometry concepts. It's a great way to review what you've learned and see where you might need a little extra practice.

Grade 6 Geometry Quiz - Quiz

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  • 2. 

    If a rectangle has a length of 8 cm and a width of 3 cm, what is its area?

    • 24 sq cm

    • 11 sq cm

    • 25 sq cm

    • 34 sq cm

    Correct Answer
    A. 24 sq cm
    Explanation
    To find the area of a rectangle, multiply its length by its width. Here, with a length of 8 cm and a width of 3 cm, the calculation is straightforward: 8 cm multiplied by 3 cm equals 24 square centimeters. This formula is a basic principle in geometry that applies to all rectangles and squares, providing a quick way to determine the space enclosed within these shapes. Understanding this formula allows students to solve real-world problems involving surface area.

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  • 3. 

    How many sides does a hexagon have?

    • 4

    • 6

    • 8

    • 10

    Correct Answer
    A. 6
    Explanation
    A hexagon is a six-sided polygon, a common geometric shape. Recognizing the properties of various polygons, including the number of sides, is essential in geometry. Each side of a hexagon connects sequentially to form a closed shape, and knowing the number of sides helps in further understanding other properties such as the hexagon’s total interior angles, which sum up to 720 degrees (calculated as 180×(n−2), where n is the number of sides).

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  • 4. 

    What type of angle is 90 degrees?

    • Acute

    • Obtuse

    • Right

    • Straight

    Correct Answer
    A. Right
    Explanation
    A right angle is defined as an angle of 90 degrees. It is one of the most fundamental elements in both geometry and practical construction. Right angles are used to check corners in various building projects to ensure structures are properly aligned. They form the basis of many geometric proofs and are integral in the definitions of many shapes, including squares and rectangles.

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  • 5. 

    What is the name of a 3-dimensional object like a can of soup?

    • Cube

    • Cylinder

    • Cone

    • Sphere

    Correct Answer
    A. Cylinder
    Explanation
    A cylinder is a three-dimensional shape characterized by two parallel circular bases connected by a curved surface. Cylinders are commonly seen in everyday objects like cans or tubes. Understanding the properties of a cylinder, including how to calculate its volume (the area of the base times the height) or surface area, is useful in both academic problems and real-world applications, such as packaging and manufacturing.

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  • 6. 

    What is the total number of degrees in a triangle?

    • 90 degrees

    • 180 degrees

    • 270 degrees

    • 360 degrees

    Correct Answer
    A. 180 degrees
    Explanation
    The sum of the interior angles in any triangle is always 180 degrees. This rule is foundational in geometry and applies regardless of the type of triangle, whether it is scalene, isosceles, or equilateral. Each angle contributes to this total based on the triangle's specific shape and size, but their cumulative measure will equal 180 degrees. This constant sum helps in solving various geometric problems, such as finding an unknown angle when the other two are known, and is a crucial component for proving other geometric theorems.

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  • 7. 

    What is the perimeter of a square with a side length of 5 cm?

    • 10 cm

    • 15 cm

    • 20 cm

    • 25 cm

    Correct Answer
    A. 20 cm
    Explanation
    The perimeter of a square is calculated by adding up the lengths of all four sides. Since all sides of a square are equal, the perimeter can be calculated more simply as four times the length of one side. For a square with each side measuring 5 cm, the perimeter is 5cm×4=20cm. This formula is fundamental in understanding how to measure the boundary length of squares and is widely used in various practical applications, including construction and crafts.

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  • 8. 

    If a triangle has two equal sides, what is it called?

    • Scalene

    • Isosceles

    • Equilateral

    • Right

    Correct Answer
    A. Isosceles
    Explanation
    An isosceles triangle is defined by having at least two sides of equal length. This property distinguishes it from other types of triangles, such as scalene (no equal sides) or equilateral (all sides equal). Recognizing different types of triangles is crucial for solving various geometric problems, as the properties of isosceles triangles, such as equal angles opposite the equal sides, provide foundational knowledge for more complex geometric theorems and proofs.

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  • 9. 

    What is the term for the distance around a circle?

    • Diameter

    • Radius

    • Circumference

    • Area

    Correct Answer
    A. Circumference
    Explanation
    The circumference is the term used to describe the distance around the edge of a circle. It is calculated as 2πr (where r is the radius) or πd (where d is the diameter). Understanding how to measure the circumference is essential for various practical and theoretical applications in geometry, such as designing circular objects or calculating distances in circular tracks.

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  • 10. 

    How many lines of symmetry does a regular pentagon have?

    • 5

    • 4

    • 3

    • 2

    Correct Answer
    A. 5
    Explanation
    A regular pentagon, being a five-sided polygon with all sides and angles equal, has five lines of symmetry. Each line of symmetry passes through a vertex and bisects the opposite side, reflecting the pentagon onto itself. This symmetrical property is significant in studies of geometry, particularly in understanding patterns, tessellations, and optical illusions, where symmetry plays a key role in aesthetics and function.

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Janaisa Harris |BA (Mathematics) |
High School Math Teacher
Janaisa Harris, an experienced educator, has devoted 4 years to teaching high school math and 6 years to tutoring. She holds a bachelor's degree in Mathematics (Secondary Education, and Teaching) from the University of North Carolina at Greensboro and is currently employed at Wilson County School (NC) as a mathematics teacher.

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  • Current Version
  • Aug 28, 2024
    Quiz Edited by
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    Expert Reviewed by
    Janaisa Harris
  • May 25, 2022
    Quiz Created by
    Themes
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