An exclamation symbol in a square speech bubble. 

Speech Bubble With An Exclamation Mark

Square Root Icon

A speech bubble containing a geometry math problem featuring a triangle with A, B, and C labels as well as the square root of 3. 

The crop image symbol against a square background.

A handwritten symbol of a square root next to the number three as blackboard content for math class.

A linear square root icon inside a rounded square.

A math class blackboard with equations and scribbles.

A thumbs down symbol or dislike emoji in a square.