Consider the problem:
“The perimeter of a rectangle is more than 24 cm. If the length of the rectangle is 3 more than the width, what
are the minimum dimensions of the rectangle?”
What are the quantities to be determined in the problem?

Question

Consider the problem:
“The perimeter of a rectangle is more than 24 cm. If the length of the rectangle is 3 more than the width, what
are the minimum dimensions of the rectangle?”
What are the quantities to be determined in the problem?

campbell_st · Answer

let x be the width... then perimeter is  

$$P = 2 \times (3x) + 2\times (x)$$

P = 8x

using the inequality   8x > 24

then x > 3  so the width is greater than 3

anonymous · Answer

What are the quantities to be determined in the problem?

campbell_st · Answer

the quantities are the width must be greater than 3 cm.... which also means the length will be greater than 9cm

anonymous · Answer

Okay, thank you :)

mertsj · Answer

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