Identify and Draw Basic Shapes - 2nd Grade Math
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What is a triangle in terms of the number of sides and angles?
What is a triangle in terms of the number of sides and angles?
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A triangle has $3$ sides and $3$ angles. The prefix 'tri-' means three, indicating three sides and angles.
A triangle has $3$ sides and $3$ angles. The prefix 'tri-' means three, indicating three sides and angles.
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Identify the polygon with $4$ angles.
Identify the polygon with $4$ angles.
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Quadrilateral. Count the angles: four angles means it's a quadrilateral.
Quadrilateral. Count the angles: four angles means it's a quadrilateral.
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Identify the polygon with $3$ angles.
Identify the polygon with $3$ angles.
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Triangle. Count the angles: three angles means it's a triangle.
Triangle. Count the angles: three angles means it's a triangle.
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What is an angle (vertex) on a polygon?
What is an angle (vertex) on a polygon?
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An angle is a corner where $2$ sides meet. Angles form at vertices where adjacent sides connect.
An angle is a corner where $2$ sides meet. Angles form at vertices where adjacent sides connect.
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What is a hexagon in terms of the number of sides and angles?
What is a hexagon in terms of the number of sides and angles?
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A hexagon has $6$ sides and $6$ angles. The prefix 'hexa-' means six, indicating six sides and angles.
A hexagon has $6$ sides and $6$ angles. The prefix 'hexa-' means six, indicating six sides and angles.
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What is a pentagon in terms of the number of sides and angles?
What is a pentagon in terms of the number of sides and angles?
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A pentagon has $5$ sides and $5$ angles. The prefix 'penta-' means five, indicating five sides and angles.
A pentagon has $5$ sides and $5$ angles. The prefix 'penta-' means five, indicating five sides and angles.
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What is a quadrilateral in terms of the number of sides and angles?
What is a quadrilateral in terms of the number of sides and angles?
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A quadrilateral has $4$ sides and $4$ angles. The prefix 'quad-' means four, indicating four sides and angles.
A quadrilateral has $4$ sides and $4$ angles. The prefix 'quad-' means four, indicating four sides and angles.
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How many faces does a cube have?
How many faces does a cube have?
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A cube has $6$ faces. Count all flat surfaces: top, bottom, and four sides.
A cube has $6$ faces. Count all flat surfaces: top, bottom, and four sides.
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Identify the polygon with $6$ angles.
Identify the polygon with $6$ angles.
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Hexagon. Count the angles: six angles means it's a hexagon.
Hexagon. Count the angles: six angles means it's a hexagon.
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Which shape should you draw to have exactly $3$ sides?
Which shape should you draw to have exactly $3$ sides?
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Triangle. Three sides means triangle ('tri-' = three).
Triangle. Three sides means triangle ('tri-' = three).
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How many vertices (corners) does a cube have?
How many vertices (corners) does a cube have?
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A cube has $8$ vertices. Count all corners where three edges meet.
A cube has $8$ vertices. Count all corners where three edges meet.
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Choose the correct name: a polygon with $4$ sides is a ____.
Choose the correct name: a polygon with $4$ sides is a ____.
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Quadrilateral. Four-sided polygons are called quadrilaterals.
Quadrilateral. Four-sided polygons are called quadrilaterals.
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Identify the shape: a $3$D solid with $6$ equal square faces.
Identify the shape: a $3$D solid with $6$ equal square faces.
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Cube. A cube is the only 3D shape with six identical square faces.
Cube. A cube is the only 3D shape with six identical square faces.
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How many edges does a cube have?
How many edges does a cube have?
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A cube has $12$ edges. Each face has $4$ edges; $6 imes 4 = 24$, but each edge is shared by $2$ faces.
A cube has $12$ edges. Each face has $4$ edges; $6 imes 4 = 24$, but each edge is shared by $2$ faces.
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Which name matches a shape with $4$ sides?
Which name matches a shape with $4$ sides?
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Quadrilateral. Four sides identifies a quadrilateral ('quad-' = four).
Quadrilateral. Four sides identifies a quadrilateral ('quad-' = four).
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