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Prove triangle=180°

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Prove triangle=180°

    • Posted by Sujal Raj 2 years, 7 months ago

    CBSE > Class 09 > Mathematics
    • 4 answers

    Bhoomi Khanka 2 years, 7 months ago

    Let the sides of triangle be x As we know triangle have 3 sides Hence, sides of triangle be=3x Sum of three sides of triangle=180° So, 3x=180° x=180/3 x=60° Hence each side of triangle is 60+60+60 Which is 180 Hence proved.....

    1Thank You

    Neha Kanchan 2 years, 7 months ago

    Sum of three angles is 180 degree

    0Thank You

    Pooja Taliyan 2 years, 7 months ago

    If you understand with this answer like please

    2Thank You

    Pooja Taliyan 2 years, 7 months ago

    TrianglePQR with angle <1,<2and <3. Then <1+<2+<3=180 degree <1+<4+<5=180 degree(linear pair). <1+<2+<3=180degree(from(1)and (2)

    1Thank You

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