We have the formula S= r * theta , where S is arc length , r is radius , and theta is central angle in radians
So AB= 4 * 45* π/180 = π units

notice, if the original area was πr², then the new area has a factor in front of it, that much.
Answer:
um yes it can it can if you look at a ruler in try it it would be the same
Step-by-step explanation:
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Answer:
You would draw a sloped line leaning to the right, then make it less steep, then draw a flat line.
Explanation:
The steeper slope represents the dog walking at a normal pace, when the line gets a little less steep it means the dog has slowed down, and when it is flat is where ethe dog took a rest.
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