Question

the length and breadth of a rectangle are 10 cm and 8 cm respectively if its length is double then find its new area
please answer if you know ​

Answer 1

Answer:

if the length is double then length =2×10 cm=20 cm

breadth=8cm

new area of the rectangle is

20 cm×8 cm

=160 sq cm

Answer 2

Answer:

$\huge\fbox\orange{Question}$

the length and breadth of a rectangle are 10 cm and 8 cm respectively if its length is double then find its new area.

$\huge\fbox\orange{Answer}$

$\sf\purple{given}$

• length at staring = 10 cm

• Breadth at starting = 8 cm

$\sf\purple{to\:find}$

• Area of rectangle after doubling the length = ?

$\sf\red{Explanation}$

• Length when doubled = 10 × 2 = 20 cm

Area of Rectangle after doubling length and breadth = new length × breadth

$\longrightarrow\pink{20×8}$

$\longrightarrow\pink{160 cm²}$

Hope it helps you