Math 7A Lesson 10-7 Video Quiz

What is a cross-section?

• A three-dimensional shape formed by cutting a 2D figure

• A two-dimensional shape formed by cutting a 3D figure

• A method to calculate the volume of shapes

• A type of mathematical equation

Which of the following is NOT a real-life application of cross-sections?

• Presenting food in an appetizing manner

• Calculating the speed of light

• Evaluating the age of trees

• Analyzing the Earth's core

What are two-dimensional shapes?

• Shapes that can rotate

• Shapes that have depth

• Shapes that have volume

• Shapes that are flat

Which of the following is a three-dimensional figure?

• Triangle

• Circle

• Square

• Cylinder

What happens when you rotate a 2D shape around an axis?

• It remains unchanged

• It changes color

• It becomes a 3D figure

• It disappears

What two-dimensional shape is formed when a cylinder is cut parallel to its base?

• Square

• Triangle

• Circle

• Rectangle

What two-dimensional shape results from a vertical cut through a can of soda?

• Circle

• Hexagon

• Square

• Rectangle

If you cut a pyramid vertically, what two-dimensional shape do you get?

• Rectangle

• Circle

• Triangle

• Square

What shape is formed by cutting a cone horizontally?

• Square

• Circle

• Rectangle

• Triangle

Which of the following is NOT a three-dimensional figure?

• Cone

• Sphere

• Pyramid

• Hexagon