Answer:
here is your answer. is it right.
given,
perimeter of rectangle=80cm.
let X be the side of rectangle
3×+5×=180(sum of all the sides of a rectangle is 360 degree
3a+5a=360
8a=360
a=360÷8
a=45
3a=45×3=95
5a=45×5=215
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Answer:
here is your answer. is it right.
Answer:
given,
perimeter of rectangle=80cm.
let X be the side of rectangle
3×+5×=180(sum of all the sides of a rectangle is 360 degree
3a+5a=360
8a=360
a=360÷8
a=45
3a=45×3=95
5a=45×5=215