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 = 2x-7

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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