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I need help with this question

I need help with this question-example-1
User Georgiy Chebotarev
by
4.3k points

1 Answer

5 votes

Answer:

8%.

Explanation:

The perimeter = 2(20 + 30)

= 100 cm.

The new perimeter = 2(20 + 0.05*20 + 30 + 30*0.10)

= 2(21 + 33)

= 2*54

= 108 cm.

Percent increases = 8%.

User Anderson Pimentel
by
4.7k points
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