Question

A triangle has vertices at A(5, 7), B(1, 1), and C(5, 1). Find the area of the triangle.

Answer 1

Answer:

B

|

2

=

(

4

−

2

)

2

+

(

7

−

1

)

2

+

(

9

−

6

)

2

=

2

2

+

6

2

+

3

2

=

49

Step-by-step explanation: