Math Lesson 3: Perimeter of Irregular Polygons

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What are irregular polygons?

• Figures with equal sides and angles
• Figures with unequal sides and angles
• Figures with equal sides but unequal angles
• Figures with unequal sides but equal angles

Which of the following is an example of a regular polygon?

• Trapezoid
• Rectangle
• Square
• Rhombus

What is the perimeter of a rectangle with sides of length 5 cm and 7 cm?

• 10
• 14
• 24
• 34

How do you find the perimeter of an irregular polygon?

• By multiplying the sides
• By adding the lengths of all the segments
• By dividing the sides
• By finding the average length of sides

What is the perimeter of a rhombus with a side length of 6 cm?

• 12
• 24
• 18
• 36

Which of the following is an example of an irregular polygon?

• Equilateral triangle
• Square
• Trapezoid
• Pentagon

If the sides of a trapezoid are 3 cm, 5 cm, 4 cm, and 6 cm, what is its perimeter?

• 12 cm
• 16 cm
• 18 cm
• 20 cm

What defines a regular polygon?

• Unequal sides and angles
• Equal sides and angles
• Unequal sides but equal angles
• Equal sides but unequal angles