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Big Ideas Math: Modeling Real Life, Grade 7
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Big Ideas Math: Modeling Real Life, Grade 7 View details
6. Cross Sections of Three-Dimensional Figures
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Exercise 13 Page 443

The intersection has three sides.

The intersection is a triangle.

Practice makes perfect
Let's take a look at the given diagram.
Given diagram

The diagram shows the intersection of a plane and a triangular prism. We want to describe this intersection. The resulting cross section has three sides, so it is a triangle.

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Try It 4 (Page 441)
arrow_right Self-Assessment for Concept & Skills p.441
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Self-Assessment for Concept & Skills 6 (Page 441)
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arrow_right Self-Assessment for Problem Solving p.442
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arrow_right Review & Refresh p.443
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arrow_right Concept, Skills, & Problem Solving p.443-444
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Concept, Skills, & Problem Solving 6 (Page 443)
Concept, Skills, & Problem Solving 7 (Page 443)
Concept, Skills, & Problem Solving 8 (Page 443)
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Concept, Skills, & Problem Solving 13 (Page 443)
Concept, Skills, & Problem Solving 14 (Page 443)
Concept, Skills, & Problem Solving 15 (Page 443)
Concept, Skills, & Problem Solving 16 (Page 443)
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