Area of Regular Polygons

Flashcard
•
Mathematics
•
10th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for the area of a regular polygon?
Back
Area = (1/2) * Perimeter * Apothem
2.
FLASHCARD QUESTION
Front
Define 'apothem' in the context of regular polygons.
Back
An apothem is a line from the center of a regular polygon at right angles to any of its sides.
3.
FLASHCARD QUESTION
Front
What is a regular polygon?
Back
A regular polygon is a polygon with all congruent sides and angles.
4.
FLASHCARD QUESTION
Front
How do you calculate the perimeter of a regular polygon?
Back
Perimeter = Number of sides * Length of one side.
5.
FLASHCARD QUESTION
Front
What is the area of a regular hexagon with a side length of 10 meters?
Back
Area = (3√3/2) * (side length)² = 259.8 m².
6.
FLASHCARD QUESTION
Front
What is the area of a regular octagon with an apothem of 13.3 meters and a side length of 11 meters?
Back
Area = (1/2) * Perimeter * Apothem = 585.2 m².
7.
FLASHCARD QUESTION
Front
If a regular polygon has 5 sides, what is it called?
Back
A pentagon.
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