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What's on the worksheet
- 65° 104° A B C D In the figure, side BC of ABC is extended past C to D.
- 63° 52° 39° A B C D In the figure, D lies on BC.
- Three lighthouses stand at L, M and N along a rocky coast.
- Triangle ABC has vertices A(0, 0), B(8, 0) and C(2, 5).
- In RST, m R = 72^ and m S = 40^.
- In ABC, D is a point of AB between A and B, and E is a point of AC between A and C, with DE BC.
- In ABC, AB = 8 and BC = 11, and B is larger than each of the other two angles.
- Given.
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Sides and angles in order: the lesson ›More Chapter 5 worksheets: Triangle segments, centers and inequalities
- 5.1Perpendicular bisectors of a triangle
- 5.2Circumcenter
- 5.3Angle bisectors of a triangle
- 5.4Incenter
- 5.5Medians and altitudes
- 5.6Centroid
- 5.7Orthocenter and the Euler line
- 5.8Sides and angles in order
- 5.9Proof by contradiction
- 5.10Indirect proof
- 5.11Hinge theorem