Question

If the length and breath of a rectangle are 20 cm and 10 cm. Find the perimeter of this rectangle.

1 point

60 cm

30 cm

80 cm

50 cm
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Answer 1

Answer:

perimeter of rectangle=2(l+b)

=2(20+10)

=2×30

=60

Answer 2

Answer:

the perimeter of rectangle is 2×(l+b)

so the perimeter of rectangle is 2×30=60

so the perimeter of rectangle is 60