The diagram shows three squares, P
Q
R
S
P
Q
R
S
,
T
U
V
W
T
U
V
W
and
W
X
Y
Z
W
X
Y
Z
.

Angles
P
U
V
P
U
V
and
Q
Y
X
Q
Y
X
are
62
∘
62
∘
and
74
∘
74
∘
respectively. What is angle
V
W
X
V
W
X
?