Expression 15: "m" Subscript, 1 , Baseline equals tangent left parenthesis, 180 minus 30 , right parenthesism1=tan180−30
equals=
negative 0.5 7 7 3 5 0 2 6 9 1 9−0.57735026919
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Expression 16: "f" left parenthesis, "x" , right parenthesis equals "m" Subscript, 1 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesisfx=m1x−C1
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Expression 17: "g" left parenthesis, "x" , right parenthesis equals StartRoot, "A" squared minus "x" squared , EndRootgx=A2B−x2
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Expression 18: "f" left parenthesis, "D" Subscript, 1 , Baseline , right parenthesis tilde "g" left parenthesis, "D" Subscript, 1 , Baseline , right parenthesis left brace, "B" Subscript, 1 , Baseline less than "D" Subscript, 1 , Baseline less than "C" Subscript, 1 , Baseline , right bracefD1~gD1B1<D1<C1
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Expression 19: "D" Subscript, 2 , Baseline equals "g" left parenthesis, "D" Subscript, 1 , Baseline , right parenthesisD2=gD1
equals=
2.2 2 4 9 3 1 5 4 0 7 12.22493154071
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Graphs
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Expression 21: polygon left parenthesis, "A" , "D" , right parenthesispolygonA,D
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Expression 22: polygon left parenthesis, "B" , "D" , right parenthesispolygonB,D
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Expression 23: polygon left parenthesis, "C" , "D" , right parenthesispolygonC,D
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Expression 24: polygon left parenthesis, "A" , "B" , "C" , right parenthesispolygonA,B,C
