Mathematics Grade 8 15 min

Interior angles of polygons

Interior angles of polygons

What you'll learn

  • Identify the terms in a given algebraic expression with at least 80% accuracy.
  • Determine the coefficient of each term, including constant terms, in at least 4 out of 5 algebraic expressions correctly.
  • Explain, in their own words, the difference between a term and a coefficient using examples, demonstrating understanding in a short written response.
  • Given a real-world scenario, students will be able to write an algebraic expression and identify the terms and coefficients within it.

Tutorial Preview

1

Find the sum of angles in a pentagon.

2

Find one angle in a regular hexagon.

3

Find the missing angle 'x'.

Sample Practice Questions

Easy
What is the sum of the interior angles of a triangle?
0.90
1.180
2.270
3.360
Easy
What is the sum of the interior angles of a quadrilateral?
0.180
1.360
2.540
3.720
Easy
What is the measure of one angle in an equilateral triangle?
0.45
1.60
2.90
3.120

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Frequently asked questions

What grade level is "Interior angles of polygons"?

Interior angles of polygons is a Grade 8 Mathematics lesson on ExcelOS.

What will I learn in Interior angles of polygons?

You'll be able to: Identify the terms in a given algebraic expression with at least 80% accuracy; Determine the coefficient of each term, including constant terms, in at least 4 out of 5 algebraic expressions correctly; Explain, in their own….

Is "Interior angles of polygons" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Interior angles of polygons?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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