Answer:
21/7=3
3 times bigger.
Step-by-step explanation:



There are two cases:
1.

2.

So the minimum temperature is -6, and the maximum is 18.
* <em>L is the Length</em><em /> <em>and A is the Area
</em><em />
L * L = A
L * L = 1600
L^2 = 1600
√L^2 = √1600
L = 40 feet
Answer: The length of each side is 40 feet.
Btw: <em />this was your question "<em>A square garden has an area of 1600 feet length of each side"</em>
When it should be . . .
<em>"A square garden has an area of 1600 feet squared length of each side"</em>
85 * 0.20 = 17
85 - 17 = $68
He paid $68 for the jacket