devkhadka225 devkhadka225

02-01-2021
Mathematics

contestada

the ratio of the length and breadth of a rectangle is 5 is to 4and it's area is 180cm square find its length and breadth

Respuesta :

ayfat23 ayfat23

07-01-2021

Answer:

15cm and 12cm

Step-by-step explanation:

From the question,The ratio of the length and breadth of a rectangle is 5 to 4

We assume The Lenght of the field= 5x

The breadth = 4x

Area= (5x × 4x)= 180

20x^2= 180

X^2=

X= √9

X=3cm

The Lenght of the field= 5×3= 15cm

The breadth = 4×3=12cm

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