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Venn Diagram

Express the t...

Question

Express the truth of the following statements with the help of Venn diagrams:
a. No circles are polygon
b. If a quadrilateral is a rhombus, then it is a parallelogram.

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Solution

$(a)$ Let $U =$ Set of all diagrams.
$A =$ Set of all circles.
$B =$ Set of all polygons.
$(b)$ Let $U =$ Set of all diagrams.
$P =$ Set of all parallelograms.
$R =$ Set of all Rhombuses.

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(square, rectangle, trapezium)

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