A triangle with three acute angles.
A triangle with all angles measuring less than 90 degrees.
a triangle containing all acute angles.
A triangle with tree acute angles.
A triangle whose angles are all of a degree measure less than 90.
a triangle whose interior angles are all acute
a triangle that has three acute angles
a triangle whose angles are all acute (i
a triangle whose three angles are all Acute
a triangle withe all acute angles
An acute triangle is one where all three angles are acute. Acute angles have values less than 90 degrees.
a triangle in which all angles measure less than 90
All three interior angles of an acute triangle are acute (less than 90 degrees).