Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Quadrilateral
P
Q
R
S
PQRS
P
QR
S
has angle measures
∠
P
=
65
∘
\angle P = 65^\circ
∠
P
=
6
5
∘
,
∠
Q
=
115
∘
\angle Q = 115^\circ
∠
Q
=
11
5
∘
,
∠
R
=
65
∘
\angle R = 65^\circ
∠
R
=
6
5
∘
, and
∠
S
=
115
∘
\angle S = 115^\circ
∠
S
=
11
5
∘
. Determine whether
P
Q
R
S
PQRS
P
QR
S
is a parallelogram and state the supporting reason.
Browse the problem library