किसी त्रिभुज के तीनों कोणो का अनुपात 2:7:11 हैं तो उनका मान ज्ञात कीजिये
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Answer:
angle 1 =18°
angle 2 =63°
angle 3 =99°
Explanation:
sum of ratio = 20
angle 1 = 2÷20×180 = 18°
angle 2 = 7÷20×180 = 63°
angle 3 = 11÷20×180 = 99°
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