Drag the tiles to the boxes to form correct pairs. Not all tiles will be used.
Find the missing angle measure for each triangle, then classify each triangle as isosceles or not isosceles.
55°
isosceles
65°
not isosceles
55°
not isosceles
4
60°
60°
70°
65°
isosceles
55°
60°
55°
60°
not isosceles
60°
isosceles
