Step-by-step explanation:
pls find th attachments

is the same thing as

. We can rewrite this as

. Or course this is not simplified, so we can simplify to get

.
Answer:
4.5
Step-by-step explanation:
Graph y=3x then find two points from the graph, then find the distance between them two and round 4.47 to 4.5
Answer:
5π
Step-by-step explanation:
just need to find half of the circumference
<T = 45°
Hope this helps!! :)