Which statement is true?
a triangle can be congruent to a square.
a rectangle can be congruent to a square.
all circles are congruent.
none of the above is true.

Congruent means the same size and shape

triangles have  3 sides while squares have 4
triangles willl never be congruent to squares

a rectangle is defined as just haveig 4 right angles
so all squares are rectnalges, but not all rectangles are squraes, but some can be

all circles can be, but are not congruent, one can have radius 1 and another has radius 2

answer is 2nd option

By subtracting c on both sides