If A(-2,4), B(0, 0), C(4, 2) are vertices of AABC. Then the length of median through vertex A is
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Answer:
-2,4 is correct answer
please give me a vote ok
Answered by
0
It is given that A(-2,4) B(0,0) and C(4,2). The median is drawn through the vertex A.
The median divides the opposite side it two equal parts.
The midpoint of B and C is
Midpoint=(\frac{0+4}{2},\frac{2+0}{2})=(2,1)Midpoint=(
2
0+4
,
2
2+0
)=(2,1)
The vertex of midpoint (point D) is (2,1)
The distance formula:
d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}d=
(x
2
−x
1
)
2
+(y
2
−y
1
)
2
AD=\sqrt{(-2-2)^2+(4-1)^2}=\sqrt{16+9}=5AD=
(−2−2)
2
+(4−1)
2
=
16+9
=5
Therefore the length of the median is 5 units.
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