Special Triangle Roadmaps ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources

Fold the top right corner to the lengthwise fold. Directions: Fold the paper lengthwise. Fold the top right corner to the lengthwise fold. Fold the bottom left corner so that the bottom is ⊥with lengthwise fold. Cut out the 2 Δs. ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources

Label the angle measures. Label x, 2x, & x√3. Directions: Label the angle measures. Label x, 2x, & x√3. Draw the 2-lane roads as shown. Label directions as shown. 60° 30° ÷ 2 → x 2x x√3 X 2 → ÷ √3 → X √3 → ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources

Directions: Repeat on the back side. 2x x X 2 → ÷ 2 → X √3 → ÷ √3 → 60° 30° ÷ 2 → X 2 → ÷ √3 → X √3 → x 2x x√3 ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources

Label the angle measures. Label x, x, & x√2. Directions: Label the angle measures. Label x, x, & x√2. Draw the 2-lane roads as shown. Label directions as shown. 45° x√2 x ÷ √2 → X √2 → = → ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources

Directions: Repeat on the back side. x√2 X √2 → ÷ √2 → = → x 45° ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from Various Sources