Answer:
Step-by-step explanation:
Hello, please consider the following.

So, the possible dimensions of the rectangle are (x+7) and (x-6).
Thank you.
The range is wide is the correct answer
Answer: 21.44 cm
Step-by-step explanation:
Given
Radius r=15 cm
distance of chord from the center is 10 cm
From the figure, the length of the chord is AC
Applying Pythagoras

The length of the chord is 
The name is the second option y= (2/3)x +5. Hope this helps