Math — Uses of Pythagoras & Trig
Choosing between Pythagoras, SOHCAHTOA and the sine/cosine rules.
Rendering…
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digraph RightTriangle {
node [shape=box, style=rounded];
"Right-angled triangle?" -> "Sides only -> Pythagoras" [label="yes"];
"Right-angled triangle?" -> "Angle involved -> SOHCAHTOA" [label="yes"];
"Right-angled triangle?" -> "Sine / cosine rule" [label="no"];
}