Area of triangle with vertices (2,3),(-1,0)and (2,-4)
Answers
Answered by
1
Answer:
=1/2|2(0+4)+(-1)(-4-3)+2(3-0)
=1/2|(2×4)+(1×7)+(2×3)|
=1/2|8+7+6|
=1/2×21
=21/2
Similar questions