Log In

Summary of Side, Radius and Apothem of Inscribed and Circumscribed Polygons

Mathematics

Teachy Original

Side, Radius and Apothem of Inscribed and Circumscribed Polygons

In a lively geometric world known as Geometropolis, a curious young girl named Ana lived and breathed geometry. From a tender age, she had been fascinated by geometric shapes and the magical relationships they formed with the fundamental circle that ruled her world. The circle symbolised perfection and equilibrium, weaving connections between all shapes in Geometropolis in unique and beautiful ways. One sunny morning, Ana's curiosity ignited, leading her to venture into the enigmatic Forest of Shapes—home to triangles, squares, and hexagons—all safeguarded by the Great Circle's power.

Ana kickstarted her journey along the Path of Knowledge, an ancient trail famed as the route to wisdom. As she walked, the twisted trees seemed to share geometric secrets through the gentle breeze. Soon, she stumbled upon the Inscribed Triangle, a wise entity emanating timeless wisdom. 'Hello, young explorer,' greeted the Inscribed Triangle in a resonant voice. 'To unlock my secret, you must answer: what is a polygon inscribed in a circle?' Ana's eyes sparkled as she explained that an inscribed polygon is one whose vertices touch the circle. The Triangle, satisfied, revealed that in an inscribed triangle, the vertices touch the circle, with the radius signifying the distance from the centre of the circle to any vertex. He further elaborated that this relationship simplifies complex calculations in numerous practical scenarios, opening pathways to richer mathematical insights.

With her mind brimming with ideas, Ana ventured further along the Path of Knowledge and came upon the majestic Circumscribed Square. This grand square snugly enveloped the Great Circle, its sides tangentially touching the circle at four precise points. 'Greetings, geometric traveller,' welcomed the square. 'What is the difference between an inscribed polygon and a circumscribed polygon?' Ana explained, 'A circumscribed polygon has its sides touching the circle, while an inscribed polygon has its vertices in contact with the circle.' The Circumscribed Square, pleased with her understanding, unveiled that its radius equals half the diagonal and the distance from the circle's centre to the midpoint of any side is called the apothem. This musing led Ana to appreciate the significance of the radius and apothem in diverse applications, from graphic design to architecture, injecting excitement into her geometric learning.

Ana's next stop was the Square of Six Sides, where she encountered the distinguished Perfect Hexagon, a definitive embodiment of symmetry within the geometric realm. As she marvelled at the hexagon inscribed in the circle, Ana felt a surge of inspiration. 'How would you articulate the connection between the radius of a circle and the sides of an inscribed polygon?' inquired the Hexagon with sage-like eyes. Reflecting confidently, Ana replied, 'For regular hexagons, each side matches the radius of the circle.' The Hexagon applauded her, explaining that the apothem equates to the height of the equilateral triangle created by the circle's centre and two extreme vertices of one hexagon side. He emphasised how this relationship is key when constructing hexagonal designs, celebrated for their efficiency and natural beauty, utilising the formula in both organic and man-made systems.

Back in the city, Ana was resolute in her mission to share her newfound knowledge with the residents of Geometropolis. She organised a vibrant gathering in the Central Square, inviting everyone to create engaging posts on social media that elucidated the concepts of sides, radii, and apothems across various polygons. Using creative platforms like Canva and SketchUp, the inhabitants produced lively illustrations that demonstrated the practical applications of these geometric theories in graphic design and architecture. The shapes leapt off the screens, captivating everyone with the endless creative possibilities geometry held.

Some inhabitants morphed into digital architects, firmly absorbed in designing fantasy theme parks using hexagons and squares just as perfectly arranged as those in the Square of Six Sides. With 3D modelling tools in hand, they mapped out these urban spaces, demonstrating the vital role geometric relationships play in the design and development of future cities. These digital compositions served to inspire both youth and seasoned professionals alike, revealing that mathematics and technology could marry beautifully to cultivate innovative and sustainable habitats.

Ana also encouraged her classmates to craft educational games on platforms such as Scratch, which would allow young ones to discover Geometropolis through playful interactions while solidifying geometric concepts. Every collaborative project, illustrative post, and engaging game not only reinforced their understanding but also showcased the harmonious union of technology and mathematics, transforming education into an enjoyable adventure.

Thus, the legend of Ana and her journey through the Forest of Shapes echoed throughout Geometropolis, uplifting countless others to explore and innovate with the vibrant power of mathematics and digital tools. Ana realised that this was merely the dawn of many exciting adventures that the world of geometry promised. Inspired, the creativity of Geometropolis's inhabitants flourished, and a fresh chapter of discoveries and innovations was set in motion.

Recent comments
No comments yet. Be the first to comment!
Iara Tip

IARA TIP

Want access to more summaries?

On the Teachy platform, you can find a variety of resources on this topic to make your lesson more engaging! Games, slides, activities, videos, and much more!

People who viewed this summary also liked...

Community img

Join a community of teachers directly on WhatsApp

Connect with other teachers, receive and share materials, tips, training, and much more!

Teachy logo

We reinvent teachers' lives with artificial intelligence

Instagram LogoLinkedIn LogoTwitter LogoYoutube Logo
BR flagUS flagES flagIN flagID flagPH flagVN flagID flagID flag
FR flagMY flagur flagja flagko flagde flagbn flagID flagID flagID flag

2023 - All rights reserved

Terms of UsePrivacy NoticeCookies Notice