Question

the perimeter of a 82cm if the length of the rectangle is 30cm find its breadth and the area

Answer 1

Answer:9cm;270cm2

Step-by-step explanation:

Perimeter = 2(l+b)

82=2(30+b)

41=30+b

B=9cm

Area=l×b

=9×30

=270cm2

:)

Answer 2

Answer:

Step-by-step explanation:

Perimeter of rectangle= 82 cm = 2( L+B )

Where length,L= 30 cm

breadth = (82÷2)-30=11 cm

area= length × breadth =30 × 11 = 330 cm²