Significant benefit to the child of having a father as primary caregiver in infancy and the pre-school years arose from the presence of two parents who interacted well with each other and with the child, and not necessarily from special cognitive or emotional stimulation from the father alone.
The equilateral triangle: In the equilateral triangle, all the sides are the same length (congruent) and all the angles are the same size (congruent). Since the sum of the angles of a triangle is always 180 degrees, we can figure out the measure of the angles of an equilateral triangle: The isosceles triangle:
CH. 4 Guided Notes, page 15 4.6 Use Congruent Triangles Term Definition Example congruent triangles Definition of Congruent Triangles (CPCTC) Two triangles are congruent if and only if their corresponding parts are congruent. This is also known as the Corresponding Parts of Congruent Triangles are Congruent Theorem.