Sort the Pairs
Drag each pair of angles to the correct category.
Complementary
Sum to 90°
{{ item.a }}° & {{ item.b }}°
Supplementary
Sum to 180°
{{ item.a }}° & {{ item.b }}°
{{ item.a }}°
{{ item.b }}°
All sorted!
Explore Intersections
{{ s2.instruction }}
{{ lbl.text }}
30°Slide to adjust150°
Vertical angles are always equal!
Tap to Build
Set up an equation for these {{ s3.type === 180 ? 'supplementary' : 'complementary' }} angles.
Solve for x
Slide to find the x that makes the sum exactly {{ s4.targetSum }}°.
+
=
{{ s4.targetSum }}
Angle 1: {{ s4.curA1 }}°
Angle 2: {{ s4.curA2 }}°
Total: {{ s4.curA1 + s4.curA2 }}°
x = 0
x = {{ s4.xVal }}
x = {{ s4.maxX }}
Mastered!
You've successfully sorted pairs, explored intersections, and solved algebraic geometry equations.