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1. नीचे दी गई आकृति का क्षेत्रफल ज्ञात कीजिए।50 cmC60 cm40 cmA 30 cm B

Answer»

The correct answer =3600000

Area ABC=1/2× ABX AC=1/2×30×40=120/2=60 cm^2, Area ACB=VS(S-a)(S-b)(S-c)=:40×30=1200 cm^2

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