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Mathematics
Mathematics
Problem
In parallelogram
G
H
I
J
GHIJ
G
H
I
J
, diagonal
G
J
GJ
G
J
is drawn. If
∠
H
G
J
=
40
∘
\angle HGJ = 40^{\circ}
∠
H
G
J
=
4
0
∘
, then
∠
I
J
G
\angle IJG
∠
I
J
G
equals a)
100
∘
100^{\circ}
10
0
∘
b)
140
∘
140^{\circ}
14
0
∘
c)
40
∘
40^{\circ}
4
0
∘
d)
80
∘
80^{\circ}
8
0
∘
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