Question

2. Check which type of triangle is formed by of co-ordinates A(-5,6); $ (3,0) and c(9,8) Also find the area of triangle. Set the following​

Answer 1

Answer:

1.Answer is Isosceles triangle.

2.Area of triangle,

$area \:of \: triangle = \frac{1}{2} ( - 5( - 8)) + 3(8 - 6) + 9(6 - 0)) \\ = \frac{1}{2}(40 + 6 + 54) \\ = \frac{1}{2}(100) \\ = 50$