Common Core: 7th Grade Math : Describe the Two-Dimensional Figures that Result from Slicing Three-Dimensional Figures: CCSS.Math.Content.7.G.A.3

Study concepts, example questions & explanations for Common Core: 7th Grade Math

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Example Questions

Example Question #21 : Geometry

What is the two dimensional shape that is created when a right rectangular pyramid is sliced horizontally?

Possible Answers:

Trapezoid 

Triangle 

Right triangle 

Rectangle 

Correct answer:

Rectangle 

Explanation:

A horizontal cut is a side to side cut. 

Screen shot 2016 02 26 at 10.59.43 am

 

This shape is a right rectangular pyramid, which has a base of a rectangle and sides in the shape of triangles; thus, a horizontal cut would make a rectangle. 

Example Question #22 : Geometry

What is the two dimensional shape that is created when a cube is sliced horizontally? 

Possible Answers:

Square

Triangle 

Right triangle 

Rectangle 

Correct answer:

Square

Explanation:

A horizontal cut is a side to side cut. 

Screen shot 2016 02 26 at 11.00.04 am

This shape is cube, which has a base and sides in the shape of squares; thus, the two dimensional shape is a square. 

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