Q15 of 25 Page 276

If the measures of two angles of a triangle are 65°56’55’’ and 64°3’5’’, then let us determine the circular value of third angle.

65°56’55’’



In radians



= 1.064


Angle 2


64°3’5’’




In radians



= 1.130


Third angle


x = π – 1.130 – 1.064


⇒ x = 0.9476


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