Let's solve each of the first three questions from your quiz step by step and explain the reasoning.
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Question 1: What shape is this?
Image: A 3D orange box-like shape with rectangular faces, showing depth using dashed lines.
Options:
- A) Rectangular Prism
- B) Cylinder
- C) Rectangle
- D) Cube
✔ Correct Answer: A) Rectangular Prism
Explanation:
This shape has six rectangular faces, with opposite faces being equal. It is a
rectangular prism, which is a 3D shape where all faces are rectangles. Although it might look like a cube at first glance, a cube has all sides equal (all faces are squares), but here the lengths appear different, so it’s not a cube. A cylinder has curved surfaces, and a rectangle is a 2D shape — so those are incorrect.
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Question 2: How many faces does a sphere have?
Image: A green round 3D object (a sphere).
Options:
- A) 0
- B) 2
- C) 4
- D) 10
✔ Correct Answer: A) 0
Explanation:
A
sphere is a perfectly round 3D shape with no flat surfaces or edges. In geometry, a
face is defined as a flat surface of a 3D shape. Since a sphere has no flat surfaces, it has
0 faces. So, the correct answer is
0.
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Question 3: What shape is this?
Image: A red 3D shape with six square faces, shown in perspective with dashed lines for hidden edges.
Options:
- A) Rectangular Prism
- B) Cube
- C) Square
- D) Sphere
✔ Correct Answer: B) Cube
Explanation:
This shape has six
equal square faces, and all edges appear to be the same length. That defines a
cube, which is a special type of rectangular prism where all sides are equal. A regular rectangular prism has rectangular faces that may differ in size, but here all faces are squares, so it’s a
cube. A square is 2D, and a sphere is round — both are incorrect.
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Summary of Answers:
| Question | Answer | Reason |
|--------|--------|--------|
| 1 | A) Rectangular Prism | 6 rectangular faces, not all equal |
| 2 | A) 0 | Spheres have no flat faces |
| 3 | B) Cube | All faces are equal squares |
Let me know if you'd like help with the rest of the quiz!
Parent Tip: Review the logic above to help your child master the concept of shapes worksheet grade 4.
