The length of a rectangle is 9 cm more than its width. The perimeter is 82 cm. Find the length of the rectangle.
1 answer:
Answer:
25cm.
Step-by-step explanation:
Length = x+9
width = x
Perimeter = 2*width + 2*length
Perimeter = x+x+x+9+x+9
Perimeter = 4x+18=82
-18 -18
4x=64
/4 /4
x=16 cm.
Length = x+9
16+9= 25cm.
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