Posted by Hope on Tuesday, December 13, 2011 at 3:27pm.
Quadrilateral WXZY is a square. If YX = 30 and WT = 2x – 7, then find the value of x.
(Points : 2)
4
18.5
11
15
or
Quadrilateral JKLM is a rhombus. The diagonals intersect at N. If the measure of angle JKL is 104o, find the measure of angle JKN.
(Points : 2)
52°
104°
26°
76°

Geometry  Steve, Tuesday, December 13, 2011 at 5:02pm
If by WT you mean WZ, the since the diagonals of a square are equal,
30 = 2x7
2x = 37
x = 18.5
For the second one, remember that the diagonals of a rhombus bisect the corner angles.
So, JKN = LKN = 52°
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