It can't be true ... can it? https://bthecollectors.runboard.com/t1930 Runboard| It can't be true ... can it? en-us Tue, 19 Mar 2024 06:27:18 +0000 Tue, 19 Mar 2024 06:27:18 +0000 https://www.runboard.com/ rssfeeds_managingeditor@runboard.com (Runboard.com RSS feeds managing editor) rssfeeds_webmaster@runboard.com (Runboard.com RSS feeds webmaster) akBBS 60 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23118,from=rss#post23118https://bthecollectors.runboard.com/p23118,from=rss#post23118 The seven inner triangles in the picture are isosceles. The outer big triangle is also isosceles. What is the value of each of the angles in the picture?nondisclosed_email@example.com (Exyooper)Sat, 03 Nov 2018 21:58:26 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23114,from=rss#post23114https://bthecollectors.runboard.com/p23114,from=rss#post23114 nondisclosed_email@example.com (Exyooper)Mon, 15 Oct 2018 21:37:28 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23112,from=rss#post23112https://bthecollectors.runboard.com/p23112,from=rss#post23112yep! Once you know that two tangents to a circle from a point are equal, you're off to the races. hint: think isosceles triangles and add a vertex & two linesnondisclosed_email@example.com (Exyooper)Sat, 01 Sep 2018 08:09:09 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23111,from=rss#post23111https://bthecollectors.runboard.com/p23111,from=rss#post23111Weird logic! I get 8. nondisclosed_email@example.com (Spikosauropod)Sat, 01 Sep 2018 02:08:49 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23110,from=rss#post23110https://bthecollectors.runboard.com/p23110,from=rss#post23110nondisclosed_email@example.com (Exyooper)Fri, 31 Aug 2018 20:30:43 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23109,from=rss#post23109https://bthecollectors.runboard.com/p23109,from=rss#post23109It doesn't surprise me that I missed that one...lot o' numbers! nondisclosed_email@example.com (Spikosauropod)Fri, 31 Aug 2018 19:45:36 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23108,from=rss#post23108https://bthecollectors.runboard.com/p23108,from=rss#post23108 ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ nondisclosed_email@example.com (Exyooper)Fri, 31 Aug 2018 18:07:45 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23107,from=rss#post23107https://bthecollectors.runboard.com/p23107,from=rss#post23107I get 604.9 cm³.nondisclosed_email@example.com (Spikosauropod)Fri, 31 Aug 2018 15:28:50 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23106,from=rss#post23106https://bthecollectors.runboard.com/p23106,from=rss#post23106I got 50/3 nondisclosed_email@example.com (Exyooper)Fri, 31 Aug 2018 09:28:54 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23105,from=rss#post23105https://bthecollectors.runboard.com/p23105,from=rss#post23105I get 16⅔.nondisclosed_email@example.com (Spikosauropod)Thu, 30 Aug 2018 23:47:17 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23104,from=rss#post23104https://bthecollectors.runboard.com/p23104,from=rss#post23104nondisclosed_email@example.com (Exyooper)Thu, 30 Aug 2018 19:03:48 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23103,from=rss#post23103https://bthecollectors.runboard.com/p23103,from=rss#post23103yep. Once you know the area of a parallelogram is b*h and the area of a triangle is ½*b*h (or multiple triangles whose total bases = b) then voila nondisclosed_email@example.com (Exyooper)Thu, 30 Aug 2018 09:57:59 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23102,from=rss#post23102https://bthecollectors.runboard.com/p23102,from=rss#post23102 a + r + 72 + d + 8 = a + 79 + d + 10 r = 9 quote:uhhh…..not good at math. Neither am I. Still, it has made me a reasonable living for over 20 years. nondisclosed_email@example.com (Spikosauropod)Wed, 29 Aug 2018 23:36:41 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23101,from=rss#post23101https://bthecollectors.runboard.com/p23101,from=rss#post23101uhhh…..not good at math.nondisclosed_email@example.com (Jintosh)Wed, 29 Aug 2018 23:10:16 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23100,from=rss#post23100https://bthecollectors.runboard.com/p23100,from=rss#post23100nondisclosed_email@example.com (Exyooper)Wed, 29 Aug 2018 18:55:12 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23099,from=rss#post23099https://bthecollectors.runboard.com/p23099,from=rss#post23099I got a height of 1/6 and a width of 2/5. 1/6 * 2/5 * 1/2 = 1/30. nondisclosed_email@example.com (Spikosauropod)Wed, 29 Aug 2018 18:47:53 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23098,from=rss#post23098https://bthecollectors.runboard.com/p23098,from=rss#post23098You are right. I forgot to divide by 2. nondisclosed_email@example.com (Spikosauropod)Wed, 29 Aug 2018 18:45:01 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23097,from=rss#post23097https://bthecollectors.runboard.com/p23097,from=rss#post23097I get 1/6 x 2/5 x 13/30 for an area of 1/30nondisclosed_email@example.com (Exyooper)Wed, 29 Aug 2018 18:41:13 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23096,from=rss#post23096https://bthecollectors.runboard.com/p23096,from=rss#post23096I get 1/15nondisclosed_email@example.com (Spikosauropod)Wed, 29 Aug 2018 18:04:58 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23095,from=rss#post23095https://bthecollectors.runboard.com/p23095,from=rss#post23095nondisclosed_email@example.com (Exyooper)Wed, 29 Aug 2018 14:05:50 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23094,from=rss#post23094https://bthecollectors.runboard.com/p23094,from=rss#post23094That's the way I originally did the problem. The easier way is as follows. nondisclosed_email@example.com (Exyooper)Wed, 29 Aug 2018 08:12:10 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23093,from=rss#post23093https://bthecollectors.runboard.com/p23093,from=rss#post23093 Perhaps these angles are not possible for some reason, but I am not aware of it. nondisclosed_email@example.com (Spikosauropod)Tue, 28 Aug 2018 23:48:39 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23092,from=rss#post23092https://bthecollectors.runboard.com/p23092,from=rss#post23092yep please list your stepsnondisclosed_email@example.com (Exyooper)Tue, 28 Aug 2018 15:12:41 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23091,from=rss#post23091https://bthecollectors.runboard.com/p23091,from=rss#post23091Assuming the first numbered page is 1, the removed leaf should be 25, 26. nondisclosed_email@example.com (Spikosauropod)Tue, 28 Aug 2018 14:28:45 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23090,from=rss#post23090https://bthecollectors.runboard.com/p23090,from=rss#post23090yep A leaf is torn from a paperback novel. The sum of the numbers on the remaining pages is 15,000. What are the page numbers on the torn leaf?nondisclosed_email@example.com (Exyooper)Tue, 28 Aug 2018 08:53:30 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23089,from=rss#post23089https://bthecollectors.runboard.com/p23089,from=rss#post23089I get 29.98 ft. nondisclosed_email@example.com (Spikosauropod)Mon, 27 Aug 2018 23:15:09 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23088,from=rss#post23088https://bthecollectors.runboard.com/p23088,from=rss#post23088A man is standing due East of a tower and notes it subtends an angle of 45 degrees with the tower. He walks South 42.4 feet and the subtended angle is 30 degrees. How tall is the tower? (The subtended angle is from the ground to the top of the tower)nondisclosed_email@example.com (Exyooper)Mon, 27 Aug 2018 18:12:37 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23087,from=rss#post23087https://bthecollectors.runboard.com/p23087,from=rss#post23087I get 1/3. nondisclosed_email@example.com (Spikosauropod)Mon, 27 Aug 2018 15:16:49 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23086,from=rss#post23086https://bthecollectors.runboard.com/p23086,from=rss#post23086what is the area of the triangle relative to the square? nondisclosed_email@example.com (Exyooper)Mon, 27 Aug 2018 08:52:53 +0000 Re: It can't be true ... can it?https://bthecollectors.runboard.com/p23085,from=rss#post23085https://bthecollectors.runboard.com/p23085,from=rss#post23085angle DGE = 60 (equilateral triangle) or angle DGB = 30 (hypotenuse of 1 height of ½) from there triangle DGB & EGB are isosceles ...nondisclosed_email@example.com (Exyooper)Mon, 27 Aug 2018 08:48:14 +0000