These reflected rectangles are example of congruent ... triangles ABC and DEF are not proportionality the same. The base in EF is twice the size as BC. EF ÷ BC = 6 ÷ 3 = 2. The sides DE and ...

A diagonal of a parallelogram divides it into two congruent triangles. (iv) a pair of opposite sides is equal and parallel • The line-segment joining the mid-points of any two sides of a ...

(ii) All the congruent figures are similar ... (iv) If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, then the other two sides are divided ...