K.3 Flat Shapes All Around Us
Unit Goals
- Students identify, describe, analyze, compare, and compose two-dimensional shapes.
Section A Goals
- Recognize and describe shapes in the environment.
- Use informal language to describe and compare shapes and their attributes.
Section B Goals
- Explore shapes by putting shapes together to form larger shapes.
Section A: Exploring Shapes in Our Environment
Problem 1
Describe some of the shapes you see in the picture.
![Image of shapes. Some colored, some not.](https://cms-im.s3.amazonaws.com/mp0nxp3tgrqtlxeqk5hzxo58m4q8?response-content-disposition=inline%3B%20filename%3D%22GK_Unit3%20Sec.%20A%20Geo%20Pattern_Lesson%201.jpg%22%3B%20filename%2A%3DUTF-8%27%27GK_Unit3%2520Sec.%2520A%2520Geo%2520Pattern_Lesson%25201.jpg&response-content-type=image%2Fjpeg&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAXQCCIHWF3XOEFOW4%2F20240718%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20240718T031937Z&X-Amz-Expires=604800&X-Amz-SignedHeaders=host&X-Amz-Signature=ab64654c830b5701b2b3f27a19c21e1d628d633101f81baaa92a0bbf06454057)
Solution
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Problem 2
-
Circle the shape that is the same as -
Circle the shape that is the same as
Solution
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Problem 3
How are the shapes alike?
How are they different?
Solution
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Problem 4
Circle the shapes that have curved sides.
Solution
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Problem 5
Cross out the shapes that are not triangles.
Solution
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Problem 6
Cross out the shapes that are not rectangles.
Solution
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Problem 7
Circle the rectangle that is longer.
Solution
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Problem 8
-
Connect the dots.
What shape did you draw? -
Connect the dots.
What shape did you draw? - Draw a shape with 4 sides and 4 corners on the dot paper
Solution
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Problem 9
What shapes do you see in this picture?
![Clock face without numbers.](https://cms-im.s3.amazonaws.com/vyjm1b091w0sqpgpw2ircmssd9um?response-content-disposition=inline%3B%20filename%3D%22500px-Clock_12-31.svg.png%22%3B%20filename%2A%3DUTF-8%27%27500px-Clock_12-31.svg.png&response-content-type=image%2Fpng&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAXQCCIHWF3XOEFOW4%2F20240718%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20240718T031937Z&X-Amz-Expires=604800&X-Amz-SignedHeaders=host&X-Amz-Signature=ca370eae17c8792b982ef08ca6fd9f8ac2b66abe3dc3bfc637fe1857ed6498ae)
Solution
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Problem 10
Exploration
![A colorful pattern of triangles and rectangle.](https://cms-im.s3.amazonaws.com/xt6zmnorb1pakc6w84jt20f0slp0?response-content-disposition=inline%3B%20filename%3D%22geometric-pattern-background-1411749774L7J.jpg%22%3B%20filename%2A%3DUTF-8%27%27geometric-pattern-background-1411749774L7J.jpg&response-content-type=image%2Fjpeg&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAXQCCIHWF3XOEFOW4%2F20240718%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20240718T031937Z&X-Amz-Expires=604800&X-Amz-SignedHeaders=host&X-Amz-Signature=04b97a79093a1d2d48bbfd329575484012e00886945b2191a3926c220f369806)
- Where do you see triangles in this picture?
- Where do you see rectangles in this picture?
Solution
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Problem 11
Exploration
- How many different size squares do you see?
- How many squares do you see altogether?
Solution
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Section B: Making Shapes
Problem 1
-
Fill in the pattern block puzzle.
-
How many green triangles did you use?
-
How many yellow hexagons did you use?
Solution
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Problem 2
-
Color in all of the squares.
-
How many squares did you color?
Solution
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Problem 3
Fill in the puzzle.
Can you fill in the puzzle a different way?
Solution
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Problem 4
- Build a shape with a hexagon, 3 triangles, and a square.
- Describe where the square is in the shape.
Solution
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Problem 5
What shapes do you recognize in the picture?
![A pattern made of tiles, different shapes and colors.](https://cms-im.s3.amazonaws.com/g36l4ljctfa80n28lnftj62314vx?response-content-disposition=inline%3B%20filename%3D%222019-02-28-17-34-19-1200x900.jpg%22%3B%20filename%2A%3DUTF-8%27%272019-02-28-17-34-19-1200x900.jpg&response-content-type=image%2Fjpeg&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAXQCCIHWF3XOEFOW4%2F20240718%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20240718T031937Z&X-Amz-Expires=604800&X-Amz-SignedHeaders=host&X-Amz-Signature=fe0898781dee3a0045a9140396c1cb26ac046d064fbe61616e46f3b15c02f7e7)
Solution
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Problem 6
Exploration
How many different ways can you fill in the puzzle?
Solution
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Problem 7
Exploration
-
Fill in the pattern block puzzle in some different ways.
- Jada filled in the puzzle with 9 pattern blocks.
Which pattern blocks do you think Jada used? - Can you fill in the puzzle with 3 pattern blocks?
Solution
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