Question is that
If
A={parallelogram}
B={rectangle}
C={Squares}
Find AUB,B intersection C and A intersection C.
I want to know how to sole these questions ?
Hello, haftakhan!
Consider the definitions of the three shapes.
. . Parallelogram: Quadrilateral with opposite parallel.
. . Rectangle: Quadrilateral with opposite sides parallel and right angles.
. . Square: Quadrilateral with opposite side parallel and right angles and all sides equal.
Note that:
. . {Parallelograms} includes Rectangles and Squares.
. . {Rectangles} includes Squares.
So we have:
. .
. .
. .
Now answer the questions . . .