area of polygons

A quadrilateral with one pair of parallel sides.

• triangle

• trapezoid

• net

• surface area

Decompose the parallelogram into a rectangle. Which quadrilateral is the correct shape?

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• 
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Has 2 pairs of parallel sides.

• Trapezoid
• Triangle
• Parallelogram
• Rhombus

Find the area of the rectangle.

• 36 in.²
• 72 in.²
• 26 in.²
• 13 in.²

Area = 36 ft^{2
What is the height of the rectangle?}

Remember: A = bh

• 9 ft
• 27 ft
• 4 ft
• 18 ft

_____ is a point where three or more edges of a solid figure meet

• Vertex (of a solid figure)

• Lateral Area

• Net

• Solid Figure

 What is the name of this polygon?

• a pentagon
• a quadrilateral
• an octagon
• a triangle

A ________ is a closed figure formed by 3 or more line segments

• pyramid

• prism

• polyhedron

• polygon

What type of angle is shown?

• acute
• obtuse
• right 
• straight

Find the area of the figure.

• 10 cm²
• 24 cm²
• 12 cm²
• 20 cm²