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In DeltaABC,"if "angleB=76^(@)andangleC=...

In `DeltaABC,"if "angleB=76^(@)andangleC=48^(@)"find "angleA`.

Text Solution

Verified by Experts

The correct Answer is:
`angleA=56^(@)`
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Knowledge Check

  • In DeltaABC, if angleA=60^(@),angleB=50^(@), and angleC=70^(@) , then find the longest side of the triangle ABC.

    A
    BC
    B
    AB
    C
    AC
    D
    None of these

  • In DeltaABC,"if "angleA+angleB=180^(@)andangleB+angleC=130^(@),"find "angleA,angleBandangleC .

    A
    `angleA=45^(@),angleB=58^(@),angleC=72^(@)`
    B
    `angleA=50^(@),angleB=58^(@),angleC=75^(@)`
    C
    `angleA=50^(@),angleB=58^(@),angleC=72^(@)`
    D
    `angleA=50^(@),angleB=48^(@),angleC=72^(@)`

  • In a DeltaABC,"if "angleA-angleB=42^(@)andangleB-angleC=21^(@)" then "angleB=?

    A
    `32^(@)`
    B
    `63^(@)`
    C
    `53^(@)`
    D
    `95^(@)`

    • Similar Questions

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    In triangleABC, angleA=76^(@), angleB=48^(@) , then find angleC=?

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    In DeltaABC,"if "angleA+angleB=125^(@)andangleA+angleC=113^(@),"find "angleA,angleBandangleC .

    In DeltaABC , angleA=(2pi^(c))/(3) and angleB=45^(@) . Find angleC in both the systems.

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