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Mathematics
Mathematics
Problem
In a parallelogram
A
B
C
D
ABCD
A
B
C
D
, the lengths of two opposite sides are given as
A
B
=
3
x
−
5
AB = 3x - 5
A
B
=
3
x
−
5
and
C
D
=
x
+
7
CD = x + 7
C
D
=
x
+
7
. Calculate the value of
x
x
x
and find the length of
A
B
AB
A
B
.
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