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Byju's Answer
Standard VIII
Mathematics
Triangle and sum of its internal angles
Find the valu...
Question
Find the value of
x
o
and
y
o
from the given figures.
The figure is given.
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Solution
Given
∠
A
=
x
°
,
∠
C
=
50
°
,
∠
D
B
E
=
72
°
∠
A
B
E
=
y
°
As DBA is straight line
y
°
+
72
°
=
180
°
⇒
y
=
108
°
we know opposite angles are equal
→
∠
E
B
D
=
∠
A
B
C
=
72
°
we also know angles in a triangle (sum) = 180°
72
°
+
x
+
50
°
=
180
°
x
=
58
°
(
x
,
y
)
=
(
58
°
,
72
°
)
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Triangle and sum of its internal angles
Standard VIII Mathematics
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