5.1 Review Worksheet (continued)
Write an equation in point-slope form for the perpendicular bisector of the segment with the given endpoints. 8. E ( − 4, − 7), F (0, 1) 9. X ( − 7, 5), Y ( − 1, − 1) 10. M ( − 3, − 1), N (7, − 5)
5.1.2 Medians, Altitudes, and Midsegments in Triangles Find each measure. 11. GJ 12. RQ
13. RJ
14. m ∠ PQR
15. m ∠ HGJ
16. m ∠ GPQ
17. In each support for the garden swing, the crossbar DE is attached at the midpoints of legs BA and BC. The distance AC is 4 feet. The carpenter has a timber that is 30 inches long. Is this timber long enough to be used as one of the crossbars? Explain. 1 2
B
D
E
A
C
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