In Fig. 6.1, side QR of a ∆PQR has been produced to the point S. If ∠PRS = 115° and ∠P = 45°, then ∠Q is equal to,  ​

Question

In Fig. 6.1, side QR of a ∆PQR has been produced to the point S. If ∠PRS = 115° and ∠P = 45°, then ∠Q is equal to,

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Charlie 1 month 2021-08-20T05:29:38+00:00 2 Answers 0 views 0

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    0
    2021-08-20T05:30:49+00:00

    Answer:

    20 degree

    Step-by-step explanation:

    sum of all angles in a triangle = 180

    m(P) + m(Q) + m(R) = 180

    45 + m(P) + 115 = 180

    160 + m(P) = 180

    m(P) = 180 – 160

    m(P) = 20

    0
    2021-08-20T05:31:03+00:00

    Answer:  If      ∠PRS = 115°

                  And   ∠P = 45°

                  Then  ∠Q= 70°

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