Question

6)
दो सम्पूरक कोणो की माप 5x + 15° तथा
4x-6°है । कोणों की माप होगी-
(A) 110,70° (B) 100%. 80°
(C) 95.85° (D) 120.60​

Answer 1

Answer:

$5x + 15 + 4x - 6 = 180 \\ 9x - 9 = 180 \\ 9(x - 1) = 180 \\ x - 1 = 20 \\ x = 21 \\ \\ put \: \: the \: \: value \: \: of \: \: x \: \: \\ 5(21) + 15 =105 + 15 = 120 \\ \\ \\ 4(21) - 6 = 84 - 6 = 78$

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