Question

134. Find the perimeter of rectangles: l=15 cm, b=5 cm.
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Answer 1

$\huge\mathfrak{Answer}$

Perimeter= 2(l+b)

2 ( 15 + 5)

2×20

40

$\huge{\ddot{\smile}}$

Answer 2

Answer:

$<marquee> perimeter of rectangle = 2(l + b)unit </marquee>$

So,perimeter of this react angle = 2×20 cm

=40cm