Estimate to the nearest ten
Estimate to the nearest ten
What you'll learn
- Identify and name at least 8 different polygons (triangle, quadrilateral, pentagon, hexagon, heptagon, octagon, nonagon, decagon) from a set of 10 shapes with 80% accuracy.
- Classify polygons as either regular or irregular, and convex or concave, providing a correct justification for each classification in at least 4 out of 5 cases.
- Explain the relationship between the number of sides and the number of angles in any polygon, using precise mathematical vocabulary, in a written explanation of at least 3 sentences.
- Apply the definition of a polygon to determine if a given shape is a polygon or not, correctly identifying at least 9 out of 10 shapes.
Tutorial Preview
Estimate 32 to the nearest ten.
Estimate 48 to the nearest ten.
Estimate 65 to the nearest ten.
Sample Practice Questions
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Frequently asked questions
What grade level is "Estimate to the nearest ten"?
Estimate to the nearest ten is a Grade 2 Mathematics lesson on ExcelOS.
What will I learn in Estimate to the nearest ten?
You'll be able to: Identify and name at least 8 different polygons (triangle, quadrilateral, pentagon, hexagon, heptagon, octagon, nonagon, decagon) from a set of 10 shapes with 80% accuracy; Classify polygons as either regular or irregular, and….
Is "Estimate to the nearest ten" 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 Estimate to the nearest ten?
This lesson includes 28 practice questions across multiple difficulty levels, each with instant feedback and explanations.