The sum of the 9th square number and 3rd cube number is 108
Answer: 36
Step-by-step explanation:
Each side of square are equal length
4 sides
9+9+9+9=36
Answer:
28 degrees
Step-by-step explanation:
A triangle is always equal to 180 degrees so add the degrees together
40+2x+3x=180
40+5x=180
5x/5=140/5
x=28
V=2.28943
I am not sure though
