Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
In , . If and , find the value of…
MATHEMATICS · Single correct · CBSE · Mathematics · Triangles · Triangles
Problem
In
△
P
Q
R
\triangle PQR
△
P
QR
,
P
Q
=
P
R
PQ = PR
P
Q
=
P
R
. If
∠
Q
=
(
3
x
+
20
)
∘
\angle Q = (3x + 20)^\circ
∠
Q
=
(
3
x
+
20
)
∘
and
∠
R
=
(
5
x
−
4
)
∘
\angle R = (5x - 4)^\circ
∠
R
=
(
5
x
−
4
)
∘
, find the value of
x
x
x
. (a)
14
14
14
(b)
8
8
8
(c)
12
12
12
(d)
13
13
13
Related theory
Properties of Triangles
Triangle Properties
Triangle inequalities
Triangles
Browse the problem library