Answer:
see the ans
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Just substitue
for
in the expression.



Answer:
<h3>The answer is 74 cm</h3>
Step-by-step explanation:
The area of a rectangle = length × width
Since we are finding the width
We have

From the question
area = 6216 cm²
length = 84 cm
The width is

We have the final answer as
<h3>74 cm</h3>
Hope this helps you