Question

find the lenght of a rectangle whoes perimeter and breath are equal to 207cm and 45cm respectively



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Answer 1

Answer:

P = 207cm

B = 45cm

L = ?

P = 2(l+b)

207 = 2(l+45)

207/2 = l+ 45

103.5 - 45 =  L

58.5 = l

Step-by-step explanation:

Answer 2

perimeter of rectangle equal to 207cm

2(l+b) =207cm

2(l+45) =207cm

2l+90=207cm

2l=207-90

2l=117

l=117/2

l=58.5cm