Question

the length of a book is 20 cm and its breadth is 12 CM calculate its area ? ​

Answer 1

Answer:

given:

LENGTH OF BOOK = 20cm.

BREADTH OF BOOK = 12 cm.

to find:

Area of book

formula:

AREA OF RECTANGLE = l × b

Solution:

AREA OF RECTANGULAR BOOK = 20 × 12

= 240 sq.cm

therefore: AREA OF RECTANGULAR BOOK = 240 sq.cm

Answer 2

Given :-

• Length of the book = 20 cm
• Breadth of the book = 12 cm

To Find :-

• Area of the book

Formulae Used :-

$\large\red{ \boxed{ \sf{area \: of \: the \: book \: = \: length \: \times \: breadth}}}$

Solution :-

$\ \: { \sf{area \: of \: the \: book \: = \: length \: \times \: breadth}} \\ \\ \longrightarrow\sf{area \: of \: book \: = \: 20 \: cm \: \times \: 12 \: cm} \\ \\ \longrightarrow\sf{area \: of \: book \: = \: 240 \: {cm}^{2} }$