The perimeter of a rectangle is 40 cm. If its width is 10 cm, then find the length. * A. 10 B. 20 C. 30 D. 40
Answers
Answered by
15
Answer:
your answer is below
length -?
breadth- 10cm
perimeter of rectangle is 40cm =
=2(l+b)
=2(l+10)
=2L+20
=L=20/2
=L=10
Therefore, the length=10
breath =10
Answered by
0
Answer:
given:
width=10cm
perimeter=40cm
to find:
length
so,
perimeter=2(L+B)
2(L+10cm)
2L+20cm
L=20/2
L=10cm
yet,
length=10cm
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