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Byju's Answer
Standard IX
Mathematics
Trapezium
ABCD is an is...
Question
ABCD is an isosceles trapezium . AB and DC are the parallel sides. Perpendicular DE and CF are drawn on AB. Find out if
△
A
D
E
≅
△
B
C
F
?
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Solution
Solution:
In
△
A
D
E
and
△
B
C
F
∠
A
=
∠
B
(Base angle is same in Isosceles)
∠
C
F
B
=
∠
D
E
A
=
90
∘
A
D
=
B
C
△
A
D
E
≡
△
B
C
F
(by ASA)
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¯
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