div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy 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data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy 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data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsusreader035viewer2022071511613159c31ecc51586944ae44html5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=a-a-spiral-b-an-involute-c-a-cycloid-d-a-helix-13-the-present-ages-of-3htmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: imagespreppin€¦ · a A spiral b An involute c A cycloid d A helix 13 The present ages of 3 brothers are in the proportion 3 : 4:5 After 10 years the sum of their ages loading=lazy 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