Lesson: Geometry - 01

Finding Degree Measurements

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See if you can find the degree measurements for ? ABD, ? ACD, and ? ADB. Type your answers into the text boxes, and then click Continue.

? ABD =110

? ADB = 25

Now consider ? ABD. The interior angles of this triangle must also sum to 180°. We found that ? ABD = 110°, so 110° + ? ADB + 45° = 180°, or ? ADB = 25°.

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