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(a) Define an isosceles triangle. (b) State the property that relates the two equal…
MATHEMATICS · Subjective · CBSE · Mathematics · Triangles · Triangles
Problem
(a) Define an isosceles triangle. (b) State the property that relates the two equal sides of an isosceles triangle to its angles. (c) In
△
A
B
C
\triangle ABC
△
A
B
C
, if
A
B
=
A
C
AB = AC
A
B
=
A
C
, prove that
∠
B
=
∠
C
\angle B = \angle C
∠
B
=
∠
C
. (d) In
△
P
Q
R
\triangle PQR
△
P
QR
, if
∠
Q
=
∠
R
\angle Q = \angle R
∠
Q
=
∠
R
, prove that
P
Q
=
P
R
PQ = PR
P
Q
=
P
R
.
Related theory
Triangle Congruence
Properties of Triangles
Triangle Properties
Triangles
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