{"product_id":"love-triangle-the-life-changing-magic-of-trigonometry-copy","title":"Love Triangle - The Life-changing Magic of Trigonometry","description":"\u003cp\u003eDon't get hung up on GCSE maths - there is so much more to triangles than Pythagoras and SOHCAHTOA. Matt Parker, bestselling author of \u003cem\u003eHumble Pi, \u003c\/em\u003eturns his attention to the triangle, conducting an entertaining series of experiments which give star billing to the humble three-sided polygon. Whether it's perfectly equal sandwiches or an exact 39 degree angle in a duck's wake, the solution is always triangles. Triangles are everywhere and they are everything!\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003ePaperback, 352 pages\u003cbr\u003eMeasures 19.6 x 12.9 x 2.2cm\u003c\/p\u003e","brand":"Penguin Random House UK","offers":[{"title":"Default Title","offer_id":56029921411457,"sku":"C2642","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/1725\/files\/ScreenShot2026-08-03at16.40.16.png?v=1785771671","url":"https:\/\/www.presentindicative.com\/products\/love-triangle-the-life-changing-magic-of-trigonometry-copy","provider":"Present Indicative","version":"1.0","type":"link"}