Shapes and Equal Shares Review

2nd Grade MathGeometry4 pages

About this worksheet

All three Common Core geometry standards for 2nd grade get a section here. Students name five shapes from a word bank (pentagon, cube, hexagon, triangle and a trapezoid that the bank forces them to call a quadrilateral) and count sides, angles or faces. Two partitioned rectangles follow, counted as rows, columns and totals: 2 by 4 makes 8, and 3 by 3 makes 9. Equal shares finish the page with a circle in thirds, a rectangle in halves, a circle in fourths, and a true-or-false on whether identical rectangles can be cut into four equal shares of different shapes. The key confirms that one is true.

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Curriculum objectives covered

2.G.1

โ€œRecognize and draw shapes having specified attributes, such as a given number of angles or a given number of equal faces. Identify triangles, quadrilaterals, pentagons, hexagons, and cubes.โ€

Questions 1 to 5, naming and counting attributes for the pentagon, cube, hexagon, triangle and quadrilateral.

2.G.2

โ€œPartition a rectangle into rows and columns of same-size squares and count to find the total number of them.โ€

Questions 6 and 7, the 2-by-4 and 3-by-3 partitioned rectangles.

2.G.3

โ€œPartition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape.โ€

Questions 8 to 11, naming thirds, halves and fourths and judging the equal-shares statement.

What's inside this worksheet

Part 1: Name the Shape and Count Attributes

Five pictured shapes against a five-word bank. The cube asks for its 6 equal faces instead of sides and angles.

Part 2: Rows, Columns, and Equal Squares

Two gridded rectangles with three counts each: rows, columns and total squares.

Part 3: Equal Shares

Three partitioned shapes to label as halves, thirds or fourths, then the true-or-false that tests the standard's least intuitive sentence.

Answer key

All names, counts and share words, plus the strips-versus-rectangles example that makes question 11 true.

How teachers use it

The trapezoid moment

Question 5 is the teaching point. Trapezoid is a fine answer in spirit, but the bank pushes students to the category word quadrilateral.

Debate question 11

Run the true-or-false as a hands-up vote before anyone writes. Cutting a paper rectangle two different ways settles it.

Sampler before the unit

The page touches each geometry standard once, so it works as the pre-assessment before the topic's focused worksheets.

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