The total cards in the deck are 52. These 52 cards are divided into 4 suits of 13 cards in each suit. Two Red suits and Two black suits.
Red suits :: Heart suit and Diamond suit = 26
Black suits :: Spade suit and Club suit = 26.
The process of collecting, organizing and analyzing data is called Statistics.
Yes, a square is a rhombus. But a rhombus is not a square unless the interior angles are at right angles.
We know that, a square is a quadrilateral with all sides equal and all the interior angles are 90 deg i.e, at right angles.
Whereas
a rhombus is also a quadrilateral with all sides equal but the interior angles are not at right angles. Hence, if the interior angles of a rhombus are all at right angles (90 deg), then it is square.
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