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09-03-2021
Mathematics

contestada

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

Respuesta :

09-03-2021

Answer:

B

|

2

=

(

4

−

2

)

2

+

(

7

−

1

)

2

+

(

9

−

6

)

2

=

2

2

+

6

2

+

3

2

=

49

Step-by-step explanation:

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