The diagonal of a rectangle is 14. The shorter side is 8.4. Find the area of the rectangle.
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By pythagoran theorem, the longer side is
1
4
2
−
8
.
4
2
=
1
1
.
2
. So the area of the rectangle is
8
.
4
×
1
1
.
2
=
9
4
.
0
8
.
x
=
1
4
2
−
8
.
4
2
=
1
1
.
2
A = 1 1 . 2 ( 8 . 4 ) = 9 4 . 0 8
The other side is 11,2. Using Pythagoras theorem.. So, the area of rectangle is 11,2 x 8,4 = 94,08...
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