Question

a table cloth is 1.5m by 1m. it is bordered with a lace of uniform width of 15cm. find the area of the border​

Answer 1

The area of the border​ is 0.84 m^2

Step-by-step explanation:

• First find the area of table cloth:

Area of table cloth is 1.5 m x 1 m which is 1.5 m^2

Width of lace = 15 cm = 0.15 m

Now

• Area of table cloth with lace border will be  

( 1.5 + 0.3 ) x ( 1 + 0.3) = 1.8 x 1.3

= 2.34 m^2

• Area of lace with border will be

= Area of lace with border - Area of table cloth

=2.34 m^2 -  1.5 m^2

= 0.84 m^2

thus the area of the border​ is 0.84 m^2

Learn more about

What is the formula for area of square​ ?

https://brainly.in/question/12755016

Answer 2

Answer:

0.84 m 2

Step-by-step explanation:

Area of table cloth

lace-15cm 0.15m

(1.5+0.3)*(1+0.3) 1.8*1.3- 2.34m2

Area of lace with border

2.34-1.5 0.84m