Download Lessons 6-2 and 6

Geometry
Lessons 6-2/6-3 WS
In #1-4, use the diagram of
Name_______________________________
ABCD to find each value.
1. mA
2. mD
3. x
4. AB
5. Using the diagram at the right, your classmate says that
QV  10 . Explain why that statement may not be correct.
Write and solve equations to find the values of x and y in
PQRS .
6. PT  2 x, TR  y  4, QT  x  2, TS  y
7. PT  y, TR  x  3, QT  2 y, TS  3x 1
Find the value(s) of the variable(s) in each parallelogram.
8.
9.
10. The perimeter of ABCD is 92 cm. AD is 7 cm more than twice AB. Write and solve an
equation to find the lengths of all four sides of ABCD . HINT: DRAW A PICTURE!
In the figure, PQ = QR = RS. Find each length.
11. ZU
12. TU
13. XY
14. WV
For what values of x and y must ABCD be a parallelogram?
15.
16.
17.
18.
19.
20.
Can you prove that the quadrilateral is a parallelogram based on the given information?
Explain.
21.
22.
23.