-8+3+-8--3
minusing a negativ means adding a positive
adding a negaative means minusing a positive
-8+3-8+3
-5-8+3
-13+3
-10
Answer:
a. 90 ft
Step-by-step explanation:
20+20+25+25
Cube = all sides same length, which equals
A*A*A = 27
Which is the same as A^3 = 27
Therefore,the cube root is +/-3, but as it is length, must be positive, so is +3
Answer:
C
Step-by-step explanation:
