Title
The Secrets Of Triangles: A Mathematical Journey
Delivery time: 8-12 business days (International)
Everyone Knows What A Triangle Is, Yet Very Few People Appreciate That The Common Threesided Figure Holds Many Intriguing Secrets. For Example, If A Circle Is Inscribed In Any Random Triangle And Then Three Lines Are Drawn From The Three Points Of Tangency To The Opposite Vertices Of The Triangle, These Lines Will Always Meet At A Common Point No Matter What The Shape Of The Triangle. This And Many More Interesting Geometrical Properties Are Revealed In This Entertaining And Illuminating Book About Geometry. Flying In The Face Of The Common Impression That Mathematics Is Usually Dry And Intimidating, This Book Proves That This Sometimesdaunting, Abstract Discipline Can Be Both Fun And Intellectually Stimulating. The Authors, Two Veteran Math Educators, Explore The Multitude Of Surprising Relationships Connected With Triangles And Show Some Clever Approaches To Constructing Triangles Using A Straightedge And A Compass. Readers Will Learn How They Can Improve Their Problemsolving Skills By Performing These Triangle Constructions. The Lines, Points, And Circles Related To Triangles Harbor Countless Surprising Relationships That Are Presented Here In A Very Engaging Fashion.Requiring No More Than A Knowledge Of High School Mathematics And Written In Clear And Accessible Language, This Book Will Give All Readers A New Insight Into Some Of The Most Enjoyable And Fascinating Aspects Of Geometry.
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We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
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To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
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We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.