find the area of the shaded region (three squares combined)
Geometry
Level
pending
Three squares with side lengths
and
are joined as shown. Find the area of the shaded region.
The answer is 19.
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1 solution
A
s
h
a
d
e
d
=
6
2
+
4
2
+
2
2
−
2
1
(
6
)
(
1
2
)
−
2
1
(
1
)
(
2
)
=
5
6
−
3
6
−
1
=
1
9