Answer:
Step-by-step explanation:
Surface area → area of 2 bases + area of 6 rectangles
Area of base is given
Area of rectangle → length × width
Ok so to start, your unknown numbers will ne represented as x. The equation looks like this: x+x+1+x+2=228. You have your unknown number, the number plus one, and the numner plus two. To find the answer you divide 228 by 3. Those numbers are all equal though,so you play around with them until you get 75+75+1+75+2=228
Answer:
The area of this triangle is.. 
Step-by-step explanation:
6 x 10 divided by 2 = 30
Answer:
The first line shows the solutions to n > 0.
The open circle and shaded part after the 0 indicate that n > 0 is represented by the first line.
