24. 244 cm
25. 65 mm
26. 37/80 or 0.4625
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If two angles and included side of one triangle are equal to two angles and the included side of the other triangle , then the two triangles are congruent (ASA rule).
in figure
- consider triangle ABD and ACD
- Angle BAD = angle CAD
- AB = AC
- Angle B = angle C
- triangle ABD congruent to Triangle ACD ( by ASA rule)
A. Corresponding parts of congruent triangles are congruent.
