he [ ].","back":"The hypotenuse is always the longest side and lies opposite the right angle.","points":null},{"id":"c95a35e2-1494-494c-8e5b-227f3a05fad6","cardType":"basic","front":"For a chosen angle $\\theta$, which label goes on the side directly across from $\\theta$?","back":"Opposite.","points":1},{"id":"3d7133a8-0ea7-4acc-9f65-3b2221ff4f06","cardType":"basic","front":"For a chosen angle $\\theta$, which label goes on the side connecting $\\theta$ to the right angle?","back":"Adjacent.","points":1},{"id":"e9cd992c-97ca-480c-87b0-f4edc7bddb37","cardType":"cloze","front":"The [ ] and [ ] labels depend on the chosen angle $\\theta$.","back":"The opposite and adjacent labels depend on the chosen angle $\\theta$.","points":null},{"id":"6e7340c3-a415-4e3a-b281-a7cddd9f0e07","cardType":"cloze","front":"SOH: sin uses [ ] over [ ].","back":"SOH: sin uses Opposite over Hypotenuse.","points":null},{"id":"3059e99e-d6dc-488f-8795-0315bbd0fbca","cardType":"cloze","front":"CAH: cos uses [ ] over [ ].","back":"CAH: cos uses Adjacent over Hypotenuse.","points":null},{"id":"61d31b06-91f7-4432-8dc8-3fd7093715e0","cardType":"cloze","front":"TOA: tan uses [ ] over [ ].","back":"TOA: tan uses Opposite over Adjacent.","points":null},{"id":"61cd815e-f885-423a-8a90-1d1c3d73d6d9","cardType":"cloze","front":"With a formula triangle, cover [ ] to get the [ ].","back":"With a formula triangle, cover what you want to find to get the rearrangement.","points":null},{"id":"7b48da0b-8bc7-4d70-b4de-1bf18683bb22","cardType":"basic","front":"For a 35° angle with hypotenuse 20 cm and opposite side $x$, what equation starts SOH?","back":"Use SOH: $\\sin(35^\\circ)=\\frac{x}{20}$.","points":2},{"id":"28d8983e-389f-4f88-97c9-b376c02a0780","cardType":"basic","front":"From $\\sin(35^\\circ)=\\frac{x}{20}$, how do you isolate $x$?","back":"Multiply by 20: $x=20\\sin(35^\\circ)$.","points":2},{"id":"ed668141-fead-4b0d-89c3-4ac809f05220","cardType":"basic","front":"What is $20\\sin(35^\\circ)$ to 2 d.p.?","back":"11.47 cm.","points":2},{"id":"4e027ca1-87cb-4ac8-a993-80749ff56e1f","cardType":"basic","front":"For a 42° angle with opposite side 11 cm and adjacent side $x$, what equation starts TOA?","back":"Use TOA: $\\tan(42^\\circ)=\\frac{11}{x}$.","points":2},{"id":"758314da-d739-416c-a6e9-9c52718d45f9","cardType":"basic","front":"In $\\tan(42^\\circ)=\\frac{11}{x}$, what first step moves $x$ off the bottom?","back":"Multiply by $x$: $x\\tan(42^\\circ)=11$.","points":2},{"id":"34f4f478-0529-4e34-be62-018e24984938","cardType":"basic","front":"Given $\\tan(42^\\circ)=\\frac{11}{x}$, what is $x$ to 2 d.p.?","back":"12.22 cm.","points":2},{"id":"af1b70d4-76af-4a72-9c26-5892a20c2447","cardType":"basic","front":"With opposite side 5 cm and adjacent side 9 cm, what equation finds angle $\\theta$?","back":"Use TOA: $\\tan(\\theta)=\\frac{5}{9}$.","points":2},{"id":"fca79e16-0ac6-4055-8f60-0ee2f887e604","cardType":"basic","front":"Given $\\tan(\\theta)=\\frac{5}{9}$, what expression gives $\\theta$?","back":"Inverse tan: $\\theta=\\tan^{-1}\\left(\\frac{5}{9}\\right)$.","points":1},{"id":"fd1e390d-312e-41f5-a882-140532be27f6","cardType":"basic","front":"What is

SOHCAHTOA (Trigonometry) Flashcards

SOHCAHTOA (Trigonometry) Flashcards

SOHCAHTOA (Trigonometry) Flashcards

SOHCAHTOA (Trigonometry) Flashcards