div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=the-300-the-450-sino-cos9-tan-e-special-triangles-28-2700-sne-6-900-trianglehtmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: · The 300 The 450 sino cos9 tan e Special Triangles 28 2700 sìne-: 6 900 Triangle 300 x sin 300— cos 300= tan 300= X 900 Triangle 3 600 sin600= cos600= tan 600= 50 sin 450= loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220414215e1f81e88750207671557bbdhtml5thumbnails17jpg width=140 height=200 divdiv