Question

5. Find the area of the triangle formed by the points by using Heron's for
1) (1, 1), (1, 4) and (5, 1)
​

Answer 1

Answer:

6sq.units

Step-by-step explanation:

distances between points

AB=c=3

BC=5=a

CA=b=4

S=(a+b+c)/2

area

delta=√s(s-a)(s-b)(s-c)

=√6(1)(2)(3)

=√36

=6