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Standard VII
Mathematics
Question
Given : AB || CD.
If
∠
4
is an obtuse angle, then
∠
5
is
Acute
Right
Obtuse
Straight
A
Straight
B
Acute
C
Right
D
Obtuse
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Solution
Verified by Toppr
As
A
B
|
|
C
D
and
E
F
is transversal.
∠
5
=
∠
4
(Alternate angles)
Now
∠
4
is obtuse therefore
∠
5
is also obtuse
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