DLMF:4.42.E7 (Q1995)

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DLMF:4.42.E7
No description defined

    Statements

    Defining formula
    area = 1 2 ⁢ b ⁢ c ⁢ sin ⁡ A = ( s ⁢ ( s - a ) ⁢ ( s - b ) ⁢ ( s - c ) ) 1 / 2 , area 1 2 𝑏 𝑐 𝐴 superscript 𝑠 𝑠 𝑎 𝑠 𝑏 𝑠 𝑐 1 2 {\displaystyle{\displaystyle\hbox{area}=\tfrac{1}{2}bc\sin A=\left(s(s-a)(s-b)% (s-c)\right)^{1/2},}}
    0 references
    DLMF id
    DLMF:4.42.E7
    0 references
    Symbols used
    sine function
    Defining formula
    sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    xml-id
    C4.S14.E1.m2abdec
    0 references
    Q11258
    Defining formula
    a 𝑎 {\displaystyle{\displaystyle a}}
    xml-id
    C4.S42.XMD10.m1ddec
    0 references
    Q11259
    Defining formula
    b 𝑏 {\displaystyle{\displaystyle b}}
    xml-id
    C4.S42.XMD11.m1ddec
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    Q11260
    Defining formula
    c 𝑐 {\displaystyle{\displaystyle c}}
    xml-id
    C4.S42.XMD12.m1ddec
    0 references
     
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