Hello.
Each side I believe would be 3 in.
Hope it helps!
I think the answer would be 90 students were taken on the trip. I may be wrong, so wait for more answers to come in!
Hey there,
Your question states: <span>These are 2-dimensional shapes. They are made of straight lines, and the shape is “closed” (all the lines connect).
</span><span>The correct answer would be Polygon. Polygons are the shapes with a </span> 2-dimensional shapes, and has straight lines.
~Jurgen
Answer:

Step-by-step explanation:
Jaime is at point A and wants to get across the river to Point B.
They must head upstream towards Point C.
1. Calculate the net speed across the river.
∆ABC is a right triangle, so

2. Calculate the time to cross the river

3z/2 = 9
z = 6.
6 x 3 = 18. 18/2=9
z. Again= 6