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Mathematics
Mathematics
Problem
Triangle XYZ is right-angled at Y. If
X
Y
=
10
cm
XY = 10\,\text{cm}
X
Y
=
10
cm
and
X
Z
=
10
2
cm
XZ = 10\sqrt{2}\,\text{cm}
X
Z
=
10
2
cm
, find the exact measure of
∠
Z
\angle Z
∠
Z
.
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