Answer:
25) 432 cubic inches
26) 408 cubic inches
27) 6 sides
Step-by-step explanation:
25) you have to multiply 6 by 4 and by 18 or 6×4×18= 432 cubic inches and not square due to the box is a rectangular.
26) Surface area you have to use the equation of 2(lw+lh+wh) -> 2(18*4+18*6+4*6)
w=width(4)
h= height(6)
l= length(18)
Once plugged in you get 408 cubic inches
27) A box has 6 faces due to the fact that any cube, rectangle, or box will have a net of 6 faces.
i think that it is 28 because you multiply al numbers 2 ti.es
Answer:
-7
Step-by-step explanation:
You divide -3 on both sides to get the variable by itself, so -3 divided by 21 is -7
Answer:
X = 9
Step-by-step explanation:
first multiply both sides by root of x+2
this will give you:
50 = 10 (root of x (x only) +2)
then simplify
Hope this was helpful