If the vertices of a triangle are A-2-3- B3-2 and C-1-8- then the area of triangle ADC- where D is the mid-point of side B C- is-A- 21-2 square unitsB- 19-2 square unitsC- 15-2 square unitsD- 25-2 square units

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Applications of Cross Product

If the vertic...

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If the vertices of a triangle are A (-2, -3), B (3, 2) and C (-1, -8), then the area of triangle ADC, where D is the mid-point of side BC, is:

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\frac{19}{8}

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