Illustrative Mathematics - Geometry - Mathematics - Unit 2 - Lesson 6

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6 questions

G.CO.10

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Draggable item		Corresponding Item
In the 2 triangles there are 3 pairs of congruent sides.
The 2 sides and the included angle of one triangle are congruent to 2 sides and the included angle of another triangle.
The 2 angles and the included side of one triangle are congruent to 2 angles and the included side of another triangle.

Triangles ACD and BCD are isosceles. Angle BAC has a measure of 18 degrees and angle BDC has a measure of 48 degrees. Find the measure of angle ABD.