Question

यदि A(2.5) , B(-1,0),(2,-4) हो तो इस त्रिभुज का छेत्रफल क्या है-​

Answer 1

Answer:

area of triangle =

½ I X1(y2-y3) + X2(y3-y1)+x-3(y1-y2) |

½ | 2(0+4) + -1(-4-5) + 2(5-0) |

½ | 2(4) + -1(-9) + 2(5)|

½ | 8+9+10|

½|27|

27/2 = 13.5 square units

Answer 2

Answer:

27/2 = 13.5 square units

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