Learning Targets:

• If I know two of the angle measures in a triangle, I can find the third angle measure.

Directions:

1. Use Slides 4 - 12 for the lesson.

2. Click on the link for Adding the Angles in a Triangle interactive lesson.

3. Record your work in your math journal or on a sheet of paper.

Learning Targets:

• I can explain using pictures why the sum of the angles in any triangle is 180 degrees.

Directions:

1. Use Slides 23 - 35 for the lesson.

2. Click on the link for Parallel Lines and the Angles in a Triangle interactive lesson.

3. Record your work in your math journal or on a sheet of paper.