Question

**im stuck please help**
which one is not always true?
a. diagonals of rhombus divide into 4 cong rt triangles
b. diagonals of kite divide into 4 rt triangles
c. diagonals of an isosceles trapezoid are cong
d. diagonals of a parallelogram , bisect angles of parallelogram
e. diagonals of a square divide into 4 cong iso. rt triangles.

which one not sufficient to prove a quad a parallelogram?
a. show the diagonals bisect each other
b. show opposite angles are cong
c. show 1 pair of opposite sides cong and 1 pair of pop sides parallel
d. show opp sides conn
e. show opp sides are parallel

Answer 1

@ganeshie8

Answer 2

@radar