Question

p(-1.5, 3), Q(6, -2and R(-3, 4) find the area of the traingle whose vertices are:​

Answer 1

Answer:

Given P(−1.5,3)=x

1

,y

1

;Q(6,−2)=x

2

,y

2

and R(−3,4)=x

3

,y

3

=

2

1

[x

1

(y

2

−y

3

)+x

2

(y

3

−y

1

)+x

3

(y

1

−y

2

)]

=

2

1

×[(−1.5)(−2−4)+6(4−3)+(−3)(3+2)]

=

2

1

×(9+6−15)

=0

Step-by-step explanation:

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