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Mathematics
Mathematics
Problem
The vertices of quadrilateral
A
B
C
D
ABCD
A
B
C
D
are
A
(
−
2
,
1
)
A(-2,1)
A
(
−
2
,
1
)
,
B
(
3
,
1
)
B(3,1)
B
(
3
,
1
)
,
C
(
4
,
−
3
)
C(4,-3)
C
(
4
,
−
3
)
and
D
(
−
1
,
−
3
)
D(-1,-3)
D
(
−
1
,
−
3
)
. Calculate its perimeter. a)
5
+
2
17
5 + 2\sqrt{17}
5
+
2
17
units b)
18
18
18
units c)
10
+
2
17
10 + 2\sqrt{17}
10
+
2
17
units d)
10
+
17
10 + \sqrt{17}
10
+
17
units
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