GRADE 6 MATH · CHAPTER 5

Geometry & measurement

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  1. Geometry & measurement

    Find triangle area

    Use half the product of base and perpendicular height.

  2. Geometry

    Find a prism’s total surface area

    Find the combined area of all six rectangular faces.

AN EXAMPLE FROM THIS CHAPTER

A triangle has base 8 cm and height 5 cm. What is its area?

Show answer & explanation

20

½ × 8 × 5 = 20 square centimeters.

Curriculum & source notes

These are original Little Play study books organized around U.S. school topics. The official curriculum references below guide topic scope and progression. Coverage is selected, not a complete curriculum or a verified match to every state standard. They are not copies of a publisher’s textbook. Check your school’s syllabus and book edition.

High-school courses can be taken in different years. Choose the topic that matches the student’s current course.

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